13296880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2341}}^1$

素因数の和:2425

約数の個数: 40

約数和(自身を含む): 31364064

約数和(自身を除く): 18067184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2341, 2840, 4682, 5680, 9364, 11705, 18728, 23410, 37456, 46820, 93640, 166211, 187280, 332422, 664844, 831055, 1329688, 1662110, 2659376, 3324220, 6648440, 13296880]

約数ペア:

[(1, 13296880), (2, 6648440), (4, 3324220), (5, 2659376), (8, 1662110), (10, 1329688), (16, 831055), (20, 664844), (40, 332422), (71, 187280), (80, 166211), (142, 93640), (284, 46820), (355, 37456), (568, 23410), (710, 18728), (1136, 11705), (1420, 9364), (2341, 5680), (2840, 4682)]