126810920

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21277}}^1$

素因数の和:21437

約数の個数: 32

約数和(自身を含む): 287253000

約数和(自身を除く): 160442080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 21277, 42554, 85108, 106385, 170216, 212770, 425540, 851080, 3170273, 6340546, 12681092, 15851365, 25362184, 31702730, 63405460, 126810920]

約数ペア:

[(1, 126810920), (2, 63405460), (4, 31702730), (5, 25362184), (8, 15851365), (10, 12681092), (20, 6340546), (40, 3170273), (149, 851080), (298, 425540), (596, 212770), (745, 170216), (1192, 106385), (1490, 85108), (2980, 42554), (5960, 21277)]