20057560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17291}}^1$

素因数の和:17331

約数の個数: 32

約数和(自身を含む): 46688400

約数和(自身を除く): 26630840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17291, 34582, 69164, 86455, 138328, 172910, 345820, 501439, 691640, 1002878, 2005756, 2507195, 4011512, 5014390, 10028780, 20057560]

約数ペア:

[(1, 20057560), (2, 10028780), (4, 5014390), (5, 4011512), (8, 2507195), (10, 2005756), (20, 1002878), (29, 691640), (40, 501439), (58, 345820), (116, 172910), (145, 138328), (232, 86455), (290, 69164), (580, 34582), (1160, 17291)]