153009820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{55843}}^1$

素因数の和:55989

約数の個数: 24

約数和(自身を含む): 323671824

約数和(自身を除く): 170662004

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 55843, 111686, 223372, 279215, 558430, 1116860, 7650491, 15300982, 30601964, 38252455, 76504910, 153009820]

約数ペア:

[(1, 153009820), (2, 76504910), (4, 38252455), (5, 30601964), (10, 15300982), (20, 7650491), (137, 1116860), (274, 558430), (548, 279215), (685, 223372), (1370, 111686), (2740, 55843)]