28802290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13781}}^1$

素因数の和:13818

約数の個数: 32

約数和(自身を含む): 59538240

約数和(自身を除く): 30735950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13781, 27562, 68905, 137810, 151591, 261839, 303182, 523678, 757955, 1309195, 1515910, 2618390, 2880229, 5760458, 14401145, 28802290]

約数ペア:

[(1, 28802290), (2, 14401145), (5, 5760458), (10, 2880229), (11, 2618390), (19, 1515910), (22, 1309195), (38, 757955), (55, 523678), (95, 303182), (110, 261839), (190, 151591), (209, 137810), (418, 68905), (1045, 27562), (2090, 13781)]