71407580

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{3049}}^1$

素因数の和:4229

約数の個数: 24

約数和(自身を含む): 150133200

約数和(自身を除く): 78725620

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 3049, 4684, 5855, 6098, 11710, 12196, 15245, 23420, 30490, 60980, 3570379, 7140758, 14281516, 17851895, 35703790, 71407580]

約数ペア:

[(1, 71407580), (2, 35703790), (4, 17851895), (5, 14281516), (10, 7140758), (20, 3570379), (1171, 60980), (2342, 30490), (3049, 23420), (4684, 15245), (5855, 12196), (6098, 11710)]