22418620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2027}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 32094020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2027, 2212, 2765, 4054, 5530, 8108, 10135, 11060, 14189, 20270, 28378, 40540, 56756, 70945, 141890, 160133, 283780, 320266, 640532, 800665, 1120931, 1601330, 2241862, 3202660, 4483724, 5604655, 11209310, 22418620]

約数ペア:

[(1, 22418620), (2, 11209310), (4, 5604655), (5, 4483724), (7, 3202660), (10, 2241862), (14, 1601330), (20, 1120931), (28, 800665), (35, 640532), (70, 320266), (79, 283780), (140, 160133), (158, 141890), (316, 70945), (395, 56756), (553, 40540), (790, 28378), (1106, 20270), (1580, 14189), (2027, 11060), (2212, 10135), (2765, 8108), (4054, 5530)]