2028656440

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{217667}}^1$

素因数の和:217911

約数の個数: 32

約数和(自身を含む): 4584088080

約数和(自身を除く): 2555431640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 9320, 217667, 435334, 870668, 1088335, 1741336, 2176670, 4353340, 8706680, 50716411, 101432822, 202865644, 253582055, 405731288, 507164110, 1014328220, 2028656440]

約数ペア:

[(1, 2028656440), (2, 1014328220), (4, 507164110), (5, 405731288), (8, 253582055), (10, 202865644), (20, 101432822), (40, 50716411), (233, 8706680), (466, 4353340), (932, 2176670), (1165, 1741336), (1864, 1088335), (2330, 870668), (4660, 435334), (9320, 217667)]