66366860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{474049}}^1$

素因数の和:474065

約数の個数: 24

約数和(自身を含む): 159280800

約数和(自身を除く): 92913940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 474049, 948098, 1896196, 2370245, 3318343, 4740490, 6636686, 9480980, 13273372, 16591715, 33183430, 66366860]

約数ペア:

[(1, 66366860), (2, 33183430), (4, 16591715), (5, 13273372), (7, 9480980), (10, 6636686), (14, 4740490), (20, 3318343), (28, 2370245), (35, 1896196), (70, 948098), (140, 474049)]