528078680

素因数分解:

$2^3\times 5^1\times {\mathrm{13201967}}^1$

素因数の和:13201978

約数の個数: 16

約数和(自身を含む): 1188177120

約数和(自身を除く): 660098440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13201967, 26403934, 52807868, 66009835, 105615736, 132019670, 264039340, 528078680]

約数ペア:

[(1, 528078680), (2, 264039340), (4, 132019670), (5, 105615736), (8, 66009835), (10, 52807868), (20, 26403934), (40, 13201967)]