208784870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{9011}}^1$

素因数の和:9356

約数の個数: 32

約数和(自身を含む): 430845696

約数和(自身を除く): 222060826

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 331, 662, 1655, 2317, 3310, 4634, 9011, 11585, 18022, 23170, 45055, 63077, 90110, 126154, 315385, 630770, 2982641, 5965282, 14913205, 20878487, 29826410, 41756974, 104392435, 208784870]

約数ペア:

[(1, 208784870), (2, 104392435), (5, 41756974), (7, 29826410), (10, 20878487), (14, 14913205), (35, 5965282), (70, 2982641), (331, 630770), (662, 315385), (1655, 126154), (2317, 90110), (3310, 63077), (4634, 45055), (9011, 23170), (11585, 18022)]