70821040

素因数分解:

$2^4\times 5^1\times {\mathrm{885263}}^1$

素因数の和:885276

約数の個数: 20

約数和(自身を含む): 164659104

約数和(自身を除く): 93838064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 885263, 1770526, 3541052, 4426315, 7082104, 8852630, 14164208, 17705260, 35410520, 70821040]

約数ペア:

[(1, 70821040), (2, 35410520), (4, 17705260), (5, 14164208), (8, 8852630), (10, 7082104), (16, 4426315), (20, 3541052), (40, 1770526), (80, 885263)]