13061860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 31772160

約数和(自身を除く): 18710300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1181, 1580, 2212, 2362, 2765, 4724, 5530, 5905, 8267, 11060, 11810, 16534, 23620, 33068, 41335, 82670, 93299, 165340, 186598, 373196, 466495, 653093, 932990, 1306186, 1865980, 2612372, 3265465, 6530930, 13061860]

約数ペア:

[(1, 13061860), (2, 6530930), (4, 3265465), (5, 2612372), (7, 1865980), (10, 1306186), (14, 932990), (20, 653093), (28, 466495), (35, 373196), (70, 186598), (79, 165340), (140, 93299), (158, 82670), (316, 41335), (395, 33068), (553, 23620), (790, 16534), (1106, 11810), (1181, 11060), (1580, 8267), (2212, 5905), (2362, 5530), (2765, 4724)]