53509360

素因数分解:

$2^4\times 5^1\times {\mathrm{668867}}^1$

素因数の和:668880

約数の個数: 20

約数和(自身を含む): 124409448

約数和(自身を除く): 70900088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 668867, 1337734, 2675468, 3344335, 5350936, 6688670, 10701872, 13377340, 26754680, 53509360]

約数ペア:

[(1, 53509360), (2, 26754680), (4, 13377340), (5, 10701872), (8, 6688670), (10, 5350936), (16, 3344335), (20, 2675468), (40, 1337734), (80, 668867)]