40495420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289253}}^1$

素因数の和:289269

約数の個数: 24

約数和(自身を含む): 97189344

約数和(自身を除く): 56693924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289253, 578506, 1157012, 1446265, 2024771, 2892530, 4049542, 5785060, 8099084, 10123855, 20247710, 40495420]

約数ペア:

[(1, 40495420), (2, 20247710), (4, 10123855), (5, 8099084), (7, 5785060), (10, 4049542), (14, 2892530), (20, 2024771), (28, 1446265), (35, 1157012), (70, 578506), (140, 289253)]