71316040

素因数分解:

$2^3\times 5^1\times {\mathrm{1782901}}^1$

素因数の和:1782912

約数の個数: 16

約数和(自身を含む): 160461180

約数和(自身を除く): 89145140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1782901, 3565802, 7131604, 8914505, 14263208, 17829010, 35658020, 71316040]

約数ペア:

[(1, 71316040), (2, 35658020), (4, 17829010), (5, 14263208), (8, 8914505), (10, 7131604), (20, 3565802), (40, 1782901)]