13938680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 36426240

約数和(自身を除く): 22487560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 743, 938, 1340, 1486, 1876, 2345, 2680, 2972, 3715, 3752, 4690, 5201, 5944, 7430, 9380, 10402, 14860, 18760, 20804, 26005, 29720, 41608, 49781, 52010, 99562, 104020, 199124, 208040, 248905, 348467, 398248, 497810, 696934, 995620, 1393868, 1742335, 1991240, 2787736, 3484670, 6969340, 13938680]

約数ペア:

[(1, 13938680), (2, 6969340), (4, 3484670), (5, 2787736), (7, 1991240), (8, 1742335), (10, 1393868), (14, 995620), (20, 696934), (28, 497810), (35, 398248), (40, 348467), (56, 248905), (67, 208040), (70, 199124), (134, 104020), (140, 99562), (268, 52010), (280, 49781), (335, 41608), (469, 29720), (536, 26005), (670, 20804), (743, 18760), (938, 14860), (1340, 10402), (1486, 9380), (1876, 7430), (2345, 5944), (2680, 5201), (2972, 4690), (3715, 3752)]