40878990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{454211}}^1$

素因数の和:454224

約数の個数: 24

約数和(自身を含む): 106285608

約数和(自身を除く): 65406618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 454211, 908422, 1362633, 2271055, 2725266, 4087899, 4542110, 6813165, 8175798, 13626330, 20439495, 40878990]

約数ペア:

[(1, 40878990), (2, 20439495), (3, 13626330), (5, 8175798), (6, 6813165), (9, 4542110), (10, 4087899), (15, 2725266), (18, 2271055), (30, 1362633), (45, 908422), (90, 454211)]