17496760

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1039}}^1$

素因数の和:1471

約数の個数: 32

約数和(自身を含む): 39499200

約数和(自身を除く): 22002440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1039, 1684, 2078, 2105, 3368, 4156, 4210, 5195, 8312, 8420, 10390, 16840, 20780, 41560, 437419, 874838, 1749676, 2187095, 3499352, 4374190, 8748380, 17496760]

約数ペア:

[(1, 17496760), (2, 8748380), (4, 4374190), (5, 3499352), (8, 2187095), (10, 1749676), (20, 874838), (40, 437419), (421, 41560), (842, 20780), (1039, 16840), (1684, 10390), (2078, 8420), (2105, 8312), (3368, 5195), (4156, 4210)]