201220986920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{60608731}}^1$

素因数の和:60608825

約数の個数: 32

約数和(自身を含む): 458202013920

約数和(自身を除く): 256981027000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 60608731, 121217462, 242434924, 303043655, 484869848, 606087310, 1212174620, 2424349240, 5030524673, 10061049346, 20122098692, 25152623365, 40244197384, 50305246730, 100610493460, 201220986920]

約数ペア:

[(1, 201220986920), (2, 100610493460), (4, 50305246730), (5, 40244197384), (8, 25152623365), (10, 20122098692), (20, 10061049346), (40, 5030524673), (83, 2424349240), (166, 1212174620), (332, 606087310), (415, 484869848), (664, 303043655), (830, 242434924), (1660, 121217462), (3320, 60608731)]