179769872020

素因数分解:

$2^2\times 5^1\times {\mathrm{162779}}^1\times {\mathrm{55219}}^1$

素因数の和:218007

約数の個数: 24

約数和(自身を含む): 377525887200

約数和(自身を除く): 197756015180

約数列:

[1, 2, 4, 5, 10, 20, 55219, 110438, 162779, 220876, 276095, 325558, 552190, 651116, 813895, 1104380, 1627790, 3255580, 8988493601, 17976987202, 35953974404, 44942468005, 89884936010, 179769872020]

約数ペア:

[(1, 179769872020), (2, 89884936010), (4, 44942468005), (5, 35953974404), (10, 17976987202), (20, 8988493601), (55219, 3255580), (110438, 1627790), (162779, 1104380), (220876, 813895), (276095, 651116), (325558, 552190)]