3898930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 8351640

約数和(自身を除く): 4452710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 109, 146, 218, 245, 365, 490, 511, 545, 730, 763, 1022, 1090, 1526, 2555, 3577, 3815, 5110, 5341, 7154, 7630, 7957, 10682, 15914, 17885, 26705, 35770, 39785, 53410, 55699, 79570, 111398, 278495, 389893, 556990, 779786, 1949465, 3898930]

約数ペア:

[(1, 3898930), (2, 1949465), (5, 779786), (7, 556990), (10, 389893), (14, 278495), (35, 111398), (49, 79570), (70, 55699), (73, 53410), (98, 39785), (109, 35770), (146, 26705), (218, 17885), (245, 15914), (365, 10682), (490, 7957), (511, 7630), (545, 7154), (730, 5341), (763, 5110), (1022, 3815), (1090, 3577), (1526, 2555)]