201625820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39847}}^1$

素因数の和:39890

約数の個数: 48

約数和(自身を含む): 482001408

約数和(自身を除く): 280375588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 39847, 79694, 159388, 199235, 398470, 438317, 796940, 876634, 916481, 1753268, 1832962, 2191585, 3665924, 4383170, 4582405, 8766340, 9164810, 10081291, 18329620, 20162582, 40325164, 50406455, 100812910, 201625820]

約数ペア:

[(1, 201625820), (2, 100812910), (4, 50406455), (5, 40325164), (10, 20162582), (11, 18329620), (20, 10081291), (22, 9164810), (23, 8766340), (44, 4582405), (46, 4383170), (55, 3665924), (92, 2191585), (110, 1832962), (115, 1753268), (220, 916481), (230, 876634), (253, 796940), (460, 438317), (506, 398470), (1012, 199235), (1265, 159388), (2530, 79694), (5060, 39847)]