1992386240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1171}}^1$

素因数の和:1610

約数の個数: 112

約数和(自身を含む): 5126187360

約数和(自身を除く): 3133801120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 409, 416, 520, 818, 832, 1040, 1171, 1636, 2045, 2080, 2342, 3272, 4090, 4160, 4684, 5317, 5855, 6544, 8180, 9368, 10634, 11710, 13088, 15223, 16360, 18736, 21268, 23420, 26176, 26585, 30446, 32720, 37472, 42536, 46840, 53170, 60892, 65440, 74944, 76115, 85072, 93680, 106340, 121784, 130880, 152230, 170144, 187360, 212680, 243568, 304460, 340288, 374720, 425360, 478939, 487136, 608920, 850720, 957878, 974272, 1217840, 1701440, 1915756, 2394695, 2435680, 3831512, 4789390, 4871360, 6226207, 7663024, 9578780, 12452414, 15326048, 19157560, 24904828, 30652096, 31131035, 38315120, 49809656, 62262070, 76630240, 99619312, 124524140, 153260480, 199238624, 249048280, 398477248, 498096560, 996193120, 1992386240]

約数ペア:

[(1, 1992386240), (2, 996193120), (4, 498096560), (5, 398477248), (8, 249048280), (10, 199238624), (13, 153260480), (16, 124524140), (20, 99619312), (26, 76630240), (32, 62262070), (40, 49809656), (52, 38315120), (64, 31131035), (65, 30652096), (80, 24904828), (104, 19157560), (130, 15326048), (160, 12452414), (208, 9578780), (260, 7663024), (320, 6226207), (409, 4871360), (416, 4789390), (520, 3831512), (818, 2435680), (832, 2394695), (1040, 1915756), (1171, 1701440), (1636, 1217840), (2045, 974272), (2080, 957878), (2342, 850720), (3272, 608920), (4090, 487136), (4160, 478939), (4684, 425360), (5317, 374720), (5855, 340288), (6544, 304460), (8180, 243568), (9368, 212680), (10634, 187360), (11710, 170144), (13088, 152230), (15223, 130880), (16360, 121784), (18736, 106340), (21268, 93680), (23420, 85072), (26176, 76115), (26585, 74944), (30446, 65440), (32720, 60892), (37472, 53170), (42536, 46840)]