1665487920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6939533}}^1$

素因数の和:6939549

約数の個数: 40

約数和(自身を含む): 5163013296

約数和(自身を除く): 3497525376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6939533, 13879066, 20818599, 27758132, 34697665, 41637198, 55516264, 69395330, 83274396, 104092995, 111032528, 138790660, 166548792, 208185990, 277581320, 333097584, 416371980, 555162640, 832743960, 1665487920]

約数ペア:

[(1, 1665487920), (2, 832743960), (3, 555162640), (4, 416371980), (5, 333097584), (6, 277581320), (8, 208185990), (10, 166548792), (12, 138790660), (15, 111032528), (16, 104092995), (20, 83274396), (24, 69395330), (30, 55516264), (40, 41637198), (48, 34697665), (60, 27758132), (80, 20818599), (120, 13879066), (240, 6939533)]