449156920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{99371}}^1$

素因数の和:99495

約数の個数: 32

約数和(自身を含む): 1019556720

約数和(自身を除く): 570399800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 99371, 198742, 397484, 496855, 794968, 993710, 1987420, 3974840, 11228923, 22457846, 44915692, 56144615, 89831384, 112289230, 224578460, 449156920]

約数ペア:

[(1, 449156920), (2, 224578460), (4, 112289230), (5, 89831384), (8, 56144615), (10, 44915692), (20, 22457846), (40, 11228923), (113, 3974840), (226, 1987420), (452, 993710), (565, 794968), (904, 496855), (1130, 397484), (2260, 198742), (4520, 99371)]