639060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{10651}}^1$

素因数の和:10663

約数の個数: 24

約数和(自身を含む): 1789536

約数和(自身を除く): 1150476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10651, 21302, 31953, 42604, 53255, 63906, 106510, 127812, 159765, 213020, 319530, 639060]

約数ペア:

[(1, 639060), (2, 319530), (3, 213020), (4, 159765), (5, 127812), (6, 106510), (10, 63906), (12, 53255), (15, 42604), (20, 31953), (30, 21302), (60, 10651)]