287029795540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{1390783}}^1$

素因数の和:1391416

約数の個数: 48

約数和(自身を含む): 639271084032

約数和(自身を除く): 352241288492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 607, 1214, 2428, 3035, 6070, 10319, 12140, 20638, 41276, 51595, 103190, 206380, 1390783, 2781566, 5563132, 6953915, 13907830, 23643311, 27815660, 47286622, 94573244, 118216555, 236433110, 472866220, 844205281, 1688410562, 3376821124, 4221026405, 8442052810, 14351489777, 16884105620, 28702979554, 57405959108, 71757448885, 143514897770, 287029795540]

約数ペア:

[(1, 287029795540), (2, 143514897770), (4, 71757448885), (5, 57405959108), (10, 28702979554), (17, 16884105620), (20, 14351489777), (34, 8442052810), (68, 4221026405), (85, 3376821124), (170, 1688410562), (340, 844205281), (607, 472866220), (1214, 236433110), (2428, 118216555), (3035, 94573244), (6070, 47286622), (10319, 27815660), (12140, 23643311), (20638, 13907830), (41276, 6953915), (51595, 5563132), (103190, 2781566), (206380, 1390783)]