7745020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 17236800

約数和(自身を除く): 9491780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 149, 226, 230, 298, 452, 460, 565, 596, 745, 1130, 1490, 2260, 2599, 2980, 3427, 5198, 6854, 10396, 12995, 13708, 16837, 17135, 25990, 33674, 34270, 51980, 67348, 68540, 84185, 168370, 336740, 387251, 774502, 1549004, 1936255, 3872510, 7745020]

約数ペア:

[(1, 7745020), (2, 3872510), (4, 1936255), (5, 1549004), (10, 774502), (20, 387251), (23, 336740), (46, 168370), (92, 84185), (113, 68540), (115, 67348), (149, 51980), (226, 34270), (230, 33674), (298, 25990), (452, 17135), (460, 16837), (565, 13708), (596, 12995), (745, 10396), (1130, 6854), (1490, 5198), (2260, 3427), (2599, 2980)]