19290320

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 160

約数和(自身を含む): 56544000

約数和(自身を除く): 37253680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 49, 56, 70, 74, 76, 80, 95, 98, 112, 133, 140, 148, 152, 185, 190, 196, 245, 259, 266, 280, 296, 304, 343, 370, 380, 392, 490, 518, 532, 560, 592, 665, 686, 703, 740, 760, 784, 931, 980, 1036, 1064, 1295, 1330, 1372, 1406, 1480, 1520, 1715, 1813, 1862, 1960, 2072, 2128, 2590, 2660, 2744, 2812, 2960, 3430, 3515, 3626, 3724, 3920, 4144, 4655, 4921, 5180, 5320, 5488, 5624, 6517, 6860, 7030, 7252, 7448, 9065, 9310, 9842, 10360, 10640, 11248, 12691, 13034, 13720, 14060, 14504, 14896, 18130, 18620, 19684, 20720, 24605, 25382, 26068, 27440, 28120, 29008, 32585, 34447, 36260, 37240, 39368, 49210, 50764, 52136, 56240, 63455, 65170, 68894, 72520, 74480, 78736, 98420, 101528, 104272, 126910, 130340, 137788, 145040, 172235, 196840, 203056, 241129, 253820, 260680, 275576, 344470, 393680, 482258, 507640, 521360, 551152, 688940, 964516, 1015280, 1205645, 1377880, 1929032, 2411290, 2755760, 3858064, 4822580, 9645160, 19290320]

約数ペア:

[(1, 19290320), (2, 9645160), (4, 4822580), (5, 3858064), (7, 2755760), (8, 2411290), (10, 1929032), (14, 1377880), (16, 1205645), (19, 1015280), (20, 964516), (28, 688940), (35, 551152), (37, 521360), (38, 507640), (40, 482258), (49, 393680), (56, 344470), (70, 275576), (74, 260680), (76, 253820), (80, 241129), (95, 203056), (98, 196840), (112, 172235), (133, 145040), (140, 137788), (148, 130340), (152, 126910), (185, 104272), (190, 101528), (196, 98420), (245, 78736), (259, 74480), (266, 72520), (280, 68894), (296, 65170), (304, 63455), (343, 56240), (370, 52136), (380, 50764), (392, 49210), (490, 39368), (518, 37240), (532, 36260), (560, 34447), (592, 32585), (665, 29008), (686, 28120), (703, 27440), (740, 26068), (760, 25382), (784, 24605), (931, 20720), (980, 19684), (1036, 18620), (1064, 18130), (1295, 14896), (1330, 14504), (1372, 14060), (1406, 13720), (1480, 13034), (1520, 12691), (1715, 11248), (1813, 10640), (1862, 10360), (1960, 9842), (2072, 9310), (2128, 9065), (2590, 7448), (2660, 7252), (2744, 7030), (2812, 6860), (2960, 6517), (3430, 5624), (3515, 5488), (3626, 5320), (3724, 5180), (3920, 4921), (4144, 4655)]