72463780

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{18773}}^1$

素因数の和:18975

約数の個数: 24

約数和(自身を含む): 152970552

約数和(自身を除く): 80506772

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 18773, 37546, 75092, 93865, 187730, 375460, 3623189, 7246378, 14492756, 18115945, 36231890, 72463780]

約数ペア:

[(1, 72463780), (2, 36231890), (4, 18115945), (5, 14492756), (10, 7246378), (20, 3623189), (193, 375460), (386, 187730), (772, 93865), (965, 75092), (1930, 37546), (3860, 18773)]