47415640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 113724000

約数和(自身を除く): 66308360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 701, 712, 760, 890, 1402, 1691, 1780, 2804, 3382, 3505, 3560, 5608, 6764, 7010, 8455, 13319, 13528, 14020, 16910, 26638, 28040, 33820, 53276, 62389, 66595, 67640, 106552, 124778, 133190, 249556, 266380, 311945, 499112, 532760, 623890, 1185391, 1247780, 2370782, 2495560, 4741564, 5926955, 9483128, 11853910, 23707820, 47415640]

約数ペア:

[(1, 47415640), (2, 23707820), (4, 11853910), (5, 9483128), (8, 5926955), (10, 4741564), (19, 2495560), (20, 2370782), (38, 1247780), (40, 1185391), (76, 623890), (89, 532760), (95, 499112), (152, 311945), (178, 266380), (190, 249556), (356, 133190), (380, 124778), (445, 106552), (701, 67640), (712, 66595), (760, 62389), (890, 53276), (1402, 33820), (1691, 28040), (1780, 26638), (2804, 16910), (3382, 14020), (3505, 13528), (3560, 13319), (5608, 8455), (6764, 7010)]