20162350640

素因数分解:

$2^4\times 5^1\times {\mathrm{6263}}^1\times {\mathrm{40241}}^1$

素因数の和:46517

約数の個数: 40

約数和(自身を含む): 46886115168

約数和(自身を除く): 26723764528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6263, 12526, 25052, 31315, 40241, 50104, 62630, 80482, 100208, 125260, 160964, 201205, 250520, 321928, 402410, 501040, 643856, 804820, 1609640, 3219280, 252029383, 504058766, 1008117532, 1260146915, 2016235064, 2520293830, 4032470128, 5040587660, 10081175320, 20162350640]

約数ペア:

[(1, 20162350640), (2, 10081175320), (4, 5040587660), (5, 4032470128), (8, 2520293830), (10, 2016235064), (16, 1260146915), (20, 1008117532), (40, 504058766), (80, 252029383), (6263, 3219280), (12526, 1609640), (25052, 804820), (31315, 643856), (40241, 501040), (50104, 402410), (62630, 321928), (80482, 250520), (100208, 201205), (125260, 160964)]