61506940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{279577}}^1$

素因数の和:279597

約数の個数: 24

約数和(自身を含む): 140907312

約数和(自身を除く): 79400372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 279577, 559154, 1118308, 1397885, 2795770, 3075347, 5591540, 6150694, 12301388, 15376735, 30753470, 61506940]

約数ペア:

[(1, 61506940), (2, 30753470), (4, 15376735), (5, 12301388), (10, 6150694), (11, 5591540), (20, 3075347), (22, 2795770), (44, 1397885), (55, 1118308), (110, 559154), (220, 279577)]