30951580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140689}}^1$

素因数の和:140709

約数の個数: 24

約数和(自身を含む): 70907760

約数和(自身を除く): 39956180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140689, 281378, 562756, 703445, 1406890, 1547579, 2813780, 3095158, 6190316, 7737895, 15475790, 30951580]

約数ペア:

[(1, 30951580), (2, 15475790), (4, 7737895), (5, 6190316), (10, 3095158), (11, 2813780), (20, 1547579), (22, 1406890), (44, 703445), (55, 562756), (110, 281378), (220, 140689)]