421001520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1754173}}^1$

素因数の和:1754189

約数の個数: 40

約数和(自身を含む): 1305105456

約数和(自身を除く): 884103936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1754173, 3508346, 5262519, 7016692, 8770865, 10525038, 14033384, 17541730, 21050076, 26312595, 28066768, 35083460, 42100152, 52625190, 70166920, 84200304, 105250380, 140333840, 210500760, 421001520]

約数ペア:

[(1, 421001520), (2, 210500760), (3, 140333840), (4, 105250380), (5, 84200304), (6, 70166920), (8, 52625190), (10, 42100152), (12, 35083460), (15, 28066768), (16, 26312595), (20, 21050076), (24, 17541730), (30, 14033384), (40, 10525038), (48, 8770865), (60, 7016692), (80, 5262519), (120, 3508346), (240, 1754173)]