74808590

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{19231}}^1$

素因数の和:19627

約数の個数: 16

約数和(自身を含む): 135008640

約数和(自身を除く): 60200050

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 19231, 38462, 96155, 192310, 7480859, 14961718, 37404295, 74808590]

約数ペア:

[(1, 74808590), (2, 37404295), (5, 14961718), (10, 7480859), (389, 192310), (778, 96155), (1945, 38462), (3890, 19231)]