769820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 1645728

約数和(自身を除く): 875908

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 631, 1220, 1262, 2524, 3155, 6310, 12620, 38491, 76982, 153964, 192455, 384910, 769820]

約数ペア:

[(1, 769820), (2, 384910), (4, 192455), (5, 153964), (10, 76982), (20, 38491), (61, 12620), (122, 6310), (244, 3155), (305, 2524), (610, 1262), (631, 1220)]