57756760

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1721}}^1$

素因数の和:2571

約数の個数: 32

約数和(自身を含む): 130183200

約数和(自身を除く): 72426440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1678, 1721, 3356, 3442, 4195, 6712, 6884, 8390, 8605, 13768, 16780, 17210, 33560, 34420, 68840, 1443919, 2887838, 5775676, 7219595, 11551352, 14439190, 28878380, 57756760]

約数ペア:

[(1, 57756760), (2, 28878380), (4, 14439190), (5, 11551352), (8, 7219595), (10, 5775676), (20, 2887838), (40, 1443919), (839, 68840), (1678, 34420), (1721, 33560), (3356, 17210), (3442, 16780), (4195, 13768), (6712, 8605), (6884, 8390)]