12790160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 31806000

約数和(自身を除く): 19015840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 149, 185, 232, 290, 296, 298, 370, 464, 580, 592, 596, 740, 745, 1073, 1160, 1192, 1480, 1490, 2146, 2320, 2384, 2960, 2980, 4292, 4321, 5365, 5513, 5960, 8584, 8642, 10730, 11026, 11920, 17168, 17284, 21460, 21605, 22052, 27565, 34568, 42920, 43210, 44104, 55130, 69136, 85840, 86420, 88208, 110260, 159877, 172840, 220520, 319754, 345680, 441040, 639508, 799385, 1279016, 1598770, 2558032, 3197540, 6395080, 12790160]

約数ペア:

[(1, 12790160), (2, 6395080), (4, 3197540), (5, 2558032), (8, 1598770), (10, 1279016), (16, 799385), (20, 639508), (29, 441040), (37, 345680), (40, 319754), (58, 220520), (74, 172840), (80, 159877), (116, 110260), (145, 88208), (148, 86420), (149, 85840), (185, 69136), (232, 55130), (290, 44104), (296, 43210), (298, 42920), (370, 34568), (464, 27565), (580, 22052), (592, 21605), (596, 21460), (740, 17284), (745, 17168), (1073, 11920), (1160, 11026), (1192, 10730), (1480, 8642), (1490, 8584), (2146, 5960), (2320, 5513), (2384, 5365), (2960, 4321), (2980, 4292)]