71814020

素因数分解:

$2^2\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{1913}}^1$

素因数の和:3799

約数の個数: 24

約数和(自身を含む): 150968664

約数和(自身を除く): 79154644

約数列:

[1, 2, 4, 5, 10, 20, 1877, 1913, 3754, 3826, 7508, 7652, 9385, 9565, 18770, 19130, 37540, 38260, 3590701, 7181402, 14362804, 17953505, 35907010, 71814020]

約数ペア:

[(1, 71814020), (2, 35907010), (4, 17953505), (5, 14362804), (10, 7181402), (20, 3590701), (1877, 38260), (1913, 37540), (3754, 19130), (3826, 18770), (7508, 9565), (7652, 9385)]