40696420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14639}}^1$

素因数の和:14787

約数の個数: 24

約数和(自身を含む): 86083200

約数和(自身を除く): 45386780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 14639, 29278, 58556, 73195, 146390, 292780, 2034821, 4069642, 8139284, 10174105, 20348210, 40696420]

約数ペア:

[(1, 40696420), (2, 20348210), (4, 10174105), (5, 8139284), (10, 4069642), (20, 2034821), (139, 292780), (278, 146390), (556, 73195), (695, 58556), (1390, 29278), (2780, 14639)]