315035980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2250257}}^1$

素因数の和:2250273

約数の個数: 24

約数和(自身を含む): 756086688

約数和(自身を除く): 441050708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2250257, 4500514, 9001028, 11251285, 15751799, 22502570, 31503598, 45005140, 63007196, 78758995, 157517990, 315035980]

約数ペア:

[(1, 315035980), (2, 157517990), (4, 78758995), (5, 63007196), (7, 45005140), (10, 31503598), (14, 22502570), (20, 15751799), (28, 11251285), (35, 9001028), (70, 4500514), (140, 2250257)]