319654490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{293261}}^1$

素因数の和:293377

約数の個数: 16

約数和(自身を含む): 580658760

約数和(自身を除く): 261004270

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 293261, 586522, 1466305, 2932610, 31965449, 63930898, 159827245, 319654490]

約数ペア:

[(1, 319654490), (2, 159827245), (5, 63930898), (10, 31965449), (109, 2932610), (218, 1466305), (545, 586522), (1090, 293261)]