68860820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{2111}}^1$

素因数の和:2360

約数の個数: 48

約数和(自身を含む): 166053888

約数和(自身を除く): 97193068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1631, 2111, 2330, 3262, 4222, 4660, 6524, 8155, 8444, 10555, 14777, 16310, 21110, 29554, 32620, 42220, 59108, 73885, 147770, 295540, 491863, 983726, 1967452, 2459315, 3443041, 4918630, 6886082, 9837260, 13772164, 17215205, 34430410, 68860820]

約数ペア:

[(1, 68860820), (2, 34430410), (4, 17215205), (5, 13772164), (7, 9837260), (10, 6886082), (14, 4918630), (20, 3443041), (28, 2459315), (35, 1967452), (70, 983726), (140, 491863), (233, 295540), (466, 147770), (932, 73885), (1165, 59108), (1631, 42220), (2111, 32620), (2330, 29554), (3262, 21110), (4222, 16310), (4660, 14777), (6524, 10555), (8155, 8444)]