87769160

素因数分解:

$2^3\times 5^1\times {\mathrm{2194229}}^1$

素因数の和:2194240

約数の個数: 16

約数和(自身を含む): 197480700

約数和(自身を除く): 109711540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2194229, 4388458, 8776916, 10971145, 17553832, 21942290, 43884580, 87769160]

約数ペア:

[(1, 87769160), (2, 43884580), (4, 21942290), (5, 17553832), (8, 10971145), (10, 8776916), (20, 4388458), (40, 2194229)]