13982840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20563}}^1$

素因数の和:20591

約数の個数: 32

約数和(自身を含む): 33313680

約数和(自身を除く): 19330840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 20563, 41126, 82252, 102815, 164504, 205630, 349571, 411260, 699142, 822520, 1398284, 1747855, 2796568, 3495710, 6991420, 13982840]

約数ペア:

[(1, 13982840), (2, 6991420), (4, 3495710), (5, 2796568), (8, 1747855), (10, 1398284), (17, 822520), (20, 699142), (34, 411260), (40, 349571), (68, 205630), (85, 164504), (136, 102815), (170, 82252), (340, 41126), (680, 20563)]