74764840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11467}}^1$

素因数の和:11641

約数の個数: 32

約数和(自身を含む): 169267680

約数和(自身を除く): 94502840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 11467, 22934, 45868, 57335, 91736, 114670, 229340, 458680, 1869121, 3738242, 7476484, 9345605, 14952968, 18691210, 37382420, 74764840]

約数ペア:

[(1, 74764840), (2, 37382420), (4, 18691210), (5, 14952968), (8, 9345605), (10, 7476484), (20, 3738242), (40, 1869121), (163, 458680), (326, 229340), (652, 114670), (815, 91736), (1304, 57335), (1630, 45868), (3260, 22934), (6520, 11467)]