438040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 1010880

約数和(自身を除く): 572840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 233, 235, 376, 466, 470, 932, 940, 1165, 1864, 1880, 2330, 4660, 9320, 10951, 21902, 43804, 54755, 87608, 109510, 219020, 438040]

約数ペア:

[(1, 438040), (2, 219020), (4, 109510), (5, 87608), (8, 54755), (10, 43804), (20, 21902), (40, 10951), (47, 9320), (94, 4660), (188, 2330), (233, 1880), (235, 1864), (376, 1165), (466, 940), (470, 932)]