8718040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3253}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 19914480

約数和(自身を除く): 11196440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 3253, 6506, 13012, 16265, 26024, 32530, 65060, 130120, 217951, 435902, 871804, 1089755, 1743608, 2179510, 4359020, 8718040]

約数ペア:

[(1, 8718040), (2, 4359020), (4, 2179510), (5, 1743608), (8, 1089755), (10, 871804), (20, 435902), (40, 217951), (67, 130120), (134, 65060), (268, 32530), (335, 26024), (536, 16265), (670, 13012), (1340, 6506), (2680, 3253)]