17469680

素因数分解:

$2^4\times 5^1\times {\mathrm{218371}}^1$

素因数の和:218384

約数の個数: 20

約数和(自身を含む): 40617192

約数和(自身を除く): 23147512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 218371, 436742, 873484, 1091855, 1746968, 2183710, 3493936, 4367420, 8734840, 17469680]

約数ペア:

[(1, 17469680), (2, 8734840), (4, 4367420), (5, 3493936), (8, 2183710), (10, 1746968), (16, 1091855), (20, 873484), (40, 436742), (80, 218371)]