7122140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6719}}^1$

素因数の和:6781

約数の個数: 24

約数和(自身を含む): 15240960

約数和(自身を除く): 8118820

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 6719, 13438, 26876, 33595, 67190, 134380, 356107, 712214, 1424428, 1780535, 3561070, 7122140]

約数ペア:

[(1, 7122140), (2, 3561070), (4, 1780535), (5, 1424428), (10, 712214), (20, 356107), (53, 134380), (106, 67190), (212, 33595), (265, 26876), (530, 13438), (1060, 6719)]