1881490.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166349}}^1$

素因数の和:166373

約数の個数: 32

約数和(自身を含む): 209601000

約数和(自身を除く): 123099520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 166349, 332698, 665396, 831745, 1330792, 1663490, 2162537, 3326980, 4325074, 6653960, 8650148, 10812685, 17300296, 21625370, 43250740, 86501480]

約数ペア:

[(1, 86501480), (2, 43250740), (4, 21625370), (5, 17300296), (8, 10812685), (10, 8650148), (13, 6653960), (20, 4325074), (26, 3326980), (40, 2162537), (52, 1663490), (65, 1330792), (104, 831745), (130, 665396), (260, 332698), (520, 166349)]