1996887040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:272

約数の個数: 176

約数和(自身を含む): 5018130432

約数和(自身を除く): 3021243392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 83, 127, 128, 148, 160, 166, 185, 254, 256, 296, 320, 332, 370, 415, 508, 512, 592, 635, 640, 664, 740, 830, 1016, 1024, 1184, 1270, 1280, 1328, 1480, 1660, 2032, 2368, 2540, 2560, 2656, 2960, 3071, 3320, 4064, 4699, 4736, 5080, 5120, 5312, 5920, 6142, 6640, 8128, 9398, 9472, 10160, 10541, 10624, 11840, 12284, 13280, 15355, 16256, 18796, 18944, 20320, 21082, 21248, 23495, 23680, 24568, 26560, 30710, 32512, 37592, 37888, 40640, 42164, 42496, 46990, 47360, 49136, 52705, 53120, 61420, 65024, 75184, 81280, 84328, 84992, 93980, 94720, 98272, 105410, 106240, 122840, 130048, 150368, 162560, 168656, 187960, 189440, 196544, 210820, 212480, 245680, 300736, 325120, 337312, 375920, 390017, 393088, 421640, 424960, 491360, 601472, 650240, 674624, 751840, 780034, 786176, 843280, 982720, 1202944, 1349248, 1503680, 1560068, 1572352, 1686560, 1950085, 1965440, 2405888, 2698496, 3007360, 3120136, 3144704, 3373120, 3900170, 3930880, 4811776, 5396992, 6014720, 6240272, 6746240, 7800340, 7861760, 10793984, 12029440, 12480544, 13492480, 15600680, 15723520, 24058880, 24961088, 26984960, 31201360, 49922176, 53969920, 62402720, 99844352, 124805440, 199688704, 249610880, 399377408, 499221760, 998443520, 1996887040]

約数ペア:

[(1, 1996887040), (2, 998443520), (4, 499221760), (5, 399377408), (8, 249610880), (10, 199688704), (16, 124805440), (20, 99844352), (32, 62402720), (37, 53969920), (40, 49922176), (64, 31201360), (74, 26984960), (80, 24961088), (83, 24058880), (127, 15723520), (128, 15600680), (148, 13492480), (160, 12480544), (166, 12029440), (185, 10793984), (254, 7861760), (256, 7800340), (296, 6746240), (320, 6240272), (332, 6014720), (370, 5396992), (415, 4811776), (508, 3930880), (512, 3900170), (592, 3373120), (635, 3144704), (640, 3120136), (664, 3007360), (740, 2698496), (830, 2405888), (1016, 1965440), (1024, 1950085), (1184, 1686560), (1270, 1572352), (1280, 1560068), (1328, 1503680), (1480, 1349248), (1660, 1202944), (2032, 982720), (2368, 843280), (2540, 786176), (2560, 780034), (2656, 751840), (2960, 674624), (3071, 650240), (3320, 601472), (4064, 491360), (4699, 424960), (4736, 421640), (5080, 393088), (5120, 390017), (5312, 375920), (5920, 337312), (6142, 325120), (6640, 300736), (8128, 245680), (9398, 212480), (9472, 210820), (10160, 196544), (10541, 189440), (10624, 187960), (11840, 168656), (12284, 162560), (13280, 150368), (15355, 130048), (16256, 122840), (18796, 106240), (18944, 105410), (20320, 98272), (21082, 94720), (21248, 93980), (23495, 84992), (23680, 84328), (24568, 81280), (26560, 75184), (30710, 65024), (32512, 61420), (37592, 53120), (37888, 52705), (40640, 49136), (42164, 47360), (42496, 46990)]