22251400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 30245240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1567, 1775, 2840, 3134, 3550, 6268, 7100, 7835, 12536, 14200, 15670, 31340, 39175, 62680, 78350, 111257, 156700, 222514, 313400, 445028, 556285, 890056, 1112570, 2225140, 2781425, 4450280, 5562850, 11125700, 22251400]

約数ペア:

[(1, 22251400), (2, 11125700), (4, 5562850), (5, 4450280), (8, 2781425), (10, 2225140), (20, 1112570), (25, 890056), (40, 556285), (50, 445028), (71, 313400), (100, 222514), (142, 156700), (200, 111257), (284, 78350), (355, 62680), (568, 39175), (710, 31340), (1420, 15670), (1567, 14200), (1775, 12536), (2840, 7835), (3134, 7100), (3550, 6268)]