308987630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{630587}}^1$

素因数の和:630608

約数の個数: 24

約数和(自身を含む): 646983288

約数和(自身を除く): 337995658

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 630587, 1261174, 3152935, 4414109, 6305870, 8828218, 22070545, 30898763, 44141090, 61797526, 154493815, 308987630]

約数ペア:

[(1, 308987630), (2, 154493815), (5, 61797526), (7, 44141090), (10, 30898763), (14, 22070545), (35, 8828218), (49, 6305870), (70, 4414109), (98, 3152935), (245, 1261174), (490, 630587)]