87341380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{623867}}^1$

素因数の和:623883

約数の個数: 24

約数和(自身を含む): 209619648

約数和(自身を除く): 122278268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 623867, 1247734, 2495468, 3119335, 4367069, 6238670, 8734138, 12477340, 17468276, 21835345, 43670690, 87341380]

約数ペア:

[(1, 87341380), (2, 43670690), (4, 21835345), (5, 17468276), (7, 12477340), (10, 8734138), (14, 6238670), (20, 4367069), (28, 3119335), (35, 2495468), (70, 1247734), (140, 623867)]