71022820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{719}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 163296000

約数和(自身を除く): 92273180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 449, 719, 898, 1438, 1796, 2245, 2876, 3595, 4490, 4939, 7190, 7909, 8980, 9878, 14380, 15818, 19756, 24695, 31636, 39545, 49390, 79090, 98780, 158180, 322831, 645662, 1291324, 1614155, 3228310, 3551141, 6456620, 7102282, 14204564, 17755705, 35511410, 71022820]

約数ペア:

[(1, 71022820), (2, 35511410), (4, 17755705), (5, 14204564), (10, 7102282), (11, 6456620), (20, 3551141), (22, 3228310), (44, 1614155), (55, 1291324), (110, 645662), (220, 322831), (449, 158180), (719, 98780), (898, 79090), (1438, 49390), (1796, 39545), (2245, 31636), (2876, 24695), (3595, 19756), (4490, 15818), (4939, 14380), (7190, 9878), (7909, 8980)]