2402940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 6965280

約数和(自身を除く): 4562340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1381, 1740, 2762, 4143, 5524, 6905, 8286, 13810, 16572, 20715, 27620, 40049, 41430, 80098, 82860, 120147, 160196, 200245, 240294, 400490, 480588, 600735, 800980, 1201470, 2402940]

約数ペア:

[(1, 2402940), (2, 1201470), (3, 800980), (4, 600735), (5, 480588), (6, 400490), (10, 240294), (12, 200245), (15, 160196), (20, 120147), (29, 82860), (30, 80098), (58, 41430), (60, 40049), (87, 27620), (116, 20715), (145, 16572), (174, 13810), (290, 8286), (348, 6905), (435, 5524), (580, 4143), (870, 2762), (1381, 1740)]