72664340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{519031}}^1$

素因数の和:519047

約数の個数: 24

約数和(自身を含む): 174394752

約数和(自身を除く): 101730412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 519031, 1038062, 2076124, 2595155, 3633217, 5190310, 7266434, 10380620, 14532868, 18166085, 36332170, 72664340]

約数ペア:

[(1, 72664340), (2, 36332170), (4, 18166085), (5, 14532868), (7, 10380620), (10, 7266434), (14, 5190310), (20, 3633217), (28, 2595155), (35, 2076124), (70, 1038062), (140, 519031)]