200620810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81223}}^1$

素因数の和:81262

約数の個数: 32

約数和(自身を含む): 409368960

約数和(自身を除く): 208748150

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 81223, 162446, 406115, 812230, 1055899, 1543237, 2111798, 3086474, 5279495, 7716185, 10558990, 15432370, 20062081, 40124162, 100310405, 200620810]

約数ペア:

[(1, 200620810), (2, 100310405), (5, 40124162), (10, 20062081), (13, 15432370), (19, 10558990), (26, 7716185), (38, 5279495), (65, 3086474), (95, 2111798), (130, 1543237), (190, 1055899), (247, 812230), (494, 406115), (1235, 162446), (2470, 81223)]