15696326920

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{621883}}^1$

素因数の和:622525

約数の個数: 32

約数和(自身を含む): 35372761920

約数和(自身を除く): 19676435000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 12620, 25240, 621883, 1243766, 2487532, 3109415, 4975064, 6218830, 12437660, 24875320, 392408173, 784816346, 1569632692, 1962040865, 3139265384, 3924081730, 7848163460, 15696326920]

約数ペア:

[(1, 15696326920), (2, 7848163460), (4, 3924081730), (5, 3139265384), (8, 1962040865), (10, 1569632692), (20, 784816346), (40, 392408173), (631, 24875320), (1262, 12437660), (2524, 6218830), (3155, 4975064), (5048, 3109415), (6310, 2487532), (12620, 1243766), (25240, 621883)]