7796180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 18869760

約数和(自身を除く): 11073580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 239, 466, 478, 932, 956, 1165, 1195, 1631, 1673, 2330, 2390, 3262, 3346, 4660, 4780, 6524, 6692, 8155, 8365, 16310, 16730, 32620, 33460, 55687, 111374, 222748, 278435, 389809, 556870, 779618, 1113740, 1559236, 1949045, 3898090, 7796180]

約数ペア:

[(1, 7796180), (2, 3898090), (4, 1949045), (5, 1559236), (7, 1113740), (10, 779618), (14, 556870), (20, 389809), (28, 278435), (35, 222748), (70, 111374), (140, 55687), (233, 33460), (239, 32620), (466, 16730), (478, 16310), (932, 8365), (956, 8155), (1165, 6692), (1195, 6524), (1631, 4780), (1673, 4660), (2330, 3346), (2390, 3262)]