3894420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 11144448

約数和(自身を除く): 7250028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1381, 1410, 2762, 2820, 4143, 5524, 6905, 8286, 13810, 16572, 20715, 27620, 41430, 64907, 82860, 129814, 194721, 259628, 324535, 389442, 649070, 778884, 973605, 1298140, 1947210, 3894420]

約数ペア:

[(1, 3894420), (2, 1947210), (3, 1298140), (4, 973605), (5, 778884), (6, 649070), (10, 389442), (12, 324535), (15, 259628), (20, 194721), (30, 129814), (47, 82860), (60, 64907), (94, 41430), (141, 27620), (188, 20715), (235, 16572), (282, 13810), (470, 8286), (564, 6905), (705, 5524), (940, 4143), (1381, 2820), (1410, 2762)]