65723980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{469457}}^1$

素因数の和:469473

約数の個数: 24

約数和(自身を含む): 157737888

約数和(自身を除く): 92013908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 469457, 938914, 1877828, 2347285, 3286199, 4694570, 6572398, 9389140, 13144796, 16430995, 32861990, 65723980]

約数ペア:

[(1, 65723980), (2, 32861990), (4, 16430995), (5, 13144796), (7, 9389140), (10, 6572398), (14, 4694570), (20, 3286199), (28, 2347285), (35, 1877828), (70, 938914), (140, 469457)]