205700620

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{12497}}^1$

素因数の和:13329

約数の個数: 24

約数和(自身を含む): 432530784

約数和(自身を除く): 226830164

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 12497, 16460, 24994, 49988, 62485, 124970, 249940, 10285031, 20570062, 41140124, 51425155, 102850310, 205700620]

約数ペア:

[(1, 205700620), (2, 102850310), (4, 51425155), (5, 41140124), (10, 20570062), (20, 10285031), (823, 249940), (1646, 124970), (3292, 62485), (4115, 49988), (8230, 24994), (12497, 16460)]