64260980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{459007}}^1$

素因数の和:459023

約数の個数: 24

約数和(自身を含む): 154226688

約数和(自身を除く): 89965708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 459007, 918014, 1836028, 2295035, 3213049, 4590070, 6426098, 9180140, 12852196, 16065245, 32130490, 64260980]

約数ペア:

[(1, 64260980), (2, 32130490), (4, 16065245), (5, 12852196), (7, 9180140), (10, 6426098), (14, 4590070), (20, 3213049), (28, 2295035), (35, 1836028), (70, 918014), (140, 459007)]