12459380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 27291600

約数和(自身を除く): 14832220

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 113, 148, 149, 185, 226, 298, 370, 452, 565, 596, 740, 745, 1130, 1490, 2260, 2980, 4181, 5513, 8362, 11026, 16724, 16837, 20905, 22052, 27565, 33674, 41810, 55130, 67348, 83620, 84185, 110260, 168370, 336740, 622969, 1245938, 2491876, 3114845, 6229690, 12459380]

約数ペア:

[(1, 12459380), (2, 6229690), (4, 3114845), (5, 2491876), (10, 1245938), (20, 622969), (37, 336740), (74, 168370), (113, 110260), (148, 84185), (149, 83620), (185, 67348), (226, 55130), (298, 41810), (370, 33674), (452, 27565), (565, 22052), (596, 20905), (740, 16837), (745, 16724), (1130, 11026), (1490, 8362), (2260, 5513), (2980, 4181)]