13709680

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{419}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 32029200

約数和(自身を除く): 18319520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 419, 818, 838, 1636, 1676, 2045, 2095, 3272, 3352, 4090, 4190, 6544, 6704, 8180, 8380, 16360, 16760, 32720, 33520, 171371, 342742, 685484, 856855, 1370968, 1713710, 2741936, 3427420, 6854840, 13709680]

約数ペア:

[(1, 13709680), (2, 6854840), (4, 3427420), (5, 2741936), (8, 1713710), (10, 1370968), (16, 856855), (20, 685484), (40, 342742), (80, 171371), (409, 33520), (419, 32720), (818, 16760), (838, 16360), (1636, 8380), (1676, 8180), (2045, 6704), (2095, 6544), (3272, 4190), (3352, 4090)]