16706620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2602

約数の個数: 48

約数和(自身を含む): 40965120

約数和(自身を除く): 24258500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 2539, 3290, 5078, 6580, 10156, 12695, 17773, 25390, 35546, 50780, 71092, 88865, 119333, 177730, 238666, 355460, 477332, 596665, 835331, 1193330, 1670662, 2386660, 3341324, 4176655, 8353310, 16706620]

約数ペア:

[(1, 16706620), (2, 8353310), (4, 4176655), (5, 3341324), (7, 2386660), (10, 1670662), (14, 1193330), (20, 835331), (28, 596665), (35, 477332), (47, 355460), (70, 238666), (94, 177730), (140, 119333), (188, 88865), (235, 71092), (329, 50780), (470, 35546), (658, 25390), (940, 17773), (1316, 12695), (1645, 10156), (2539, 6580), (3290, 5078)]