13975420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22541}}^1$

素因数の和:22581

約数の個数: 24

約数和(自身を含む): 30296448

約数和(自身を除く): 16321028

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 22541, 45082, 90164, 112705, 225410, 450820, 698771, 1397542, 2795084, 3493855, 6987710, 13975420]

約数ペア:

[(1, 13975420), (2, 6987710), (4, 3493855), (5, 2795084), (10, 1397542), (20, 698771), (31, 450820), (62, 225410), (124, 112705), (155, 90164), (310, 45082), (620, 22541)]