397807210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1371749}}^1$

素因数の和:1371785

約数の個数: 16

約数和(自身を含む): 740745000

約数和(自身を除く): 342937790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1371749, 2743498, 6858745, 13717490, 39780721, 79561442, 198903605, 397807210]

約数ペア:

[(1, 397807210), (2, 198903605), (5, 79561442), (10, 39780721), (29, 13717490), (58, 6858745), (145, 2743498), (290, 1371749)]