20738730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1049}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 49896000

約数和(自身を除く): 29157270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659, 1049, 1318, 1977, 2098, 3147, 3295, 3954, 5245, 6294, 6590, 9885, 10490, 15735, 19770, 31470, 691291, 1382582, 2073873, 3456455, 4147746, 6912910, 10369365, 20738730]

約数ペア:

[(1, 20738730), (2, 10369365), (3, 6912910), (5, 4147746), (6, 3456455), (10, 2073873), (15, 1382582), (30, 691291), (659, 31470), (1049, 19770), (1318, 15735), (1977, 10490), (2098, 9885), (3147, 6590), (3295, 6294), (3954, 5245)]