28361870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1321}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 54254880

約数和(自身を除く): 25893010

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 565, 1130, 1321, 2147, 2642, 4294, 6605, 10735, 13210, 21470, 25099, 50198, 125495, 149273, 250990, 298546, 746365, 1492730, 2836187, 5672374, 14180935, 28361870]

約数ペア:

[(1, 28361870), (2, 14180935), (5, 5672374), (10, 2836187), (19, 1492730), (38, 746365), (95, 298546), (113, 250990), (190, 149273), (226, 125495), (565, 50198), (1130, 25099), (1321, 21470), (2147, 13210), (2642, 10735), (4294, 6605)]