8891420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14341}}^1$

素因数の和:14381

約数の個数: 24

約数和(自身を含む): 19275648

約数和(自身を除く): 10384228

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 14341, 28682, 57364, 71705, 143410, 286820, 444571, 889142, 1778284, 2222855, 4445710, 8891420]

約数ペア:

[(1, 8891420), (2, 4445710), (4, 2222855), (5, 1778284), (10, 889142), (20, 444571), (31, 286820), (62, 143410), (124, 71705), (155, 57364), (310, 28682), (620, 14341)]