13378880

素因数分解:

$2^6\times 5^1\times {\mathrm{41809}}^1$

素因数の和:41826

約数の個数: 28

約数和(自身を含む): 31859220

約数和(自身を除く): 18480340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 41809, 83618, 167236, 209045, 334472, 418090, 668944, 836180, 1337888, 1672360, 2675776, 3344720, 6689440, 13378880]

約数ペア:

[(1, 13378880), (2, 6689440), (4, 3344720), (5, 2675776), (8, 1672360), (10, 1337888), (16, 836180), (20, 668944), (32, 418090), (40, 334472), (64, 209045), (80, 167236), (160, 83618), (320, 41809)]