2154360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 6965280

約数和(自身を除く): 4810920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1381, 1560, 2762, 4143, 5524, 6905, 8286, 11048, 13810, 16572, 17953, 20715, 27620, 33144, 35906, 41430, 53859, 55240, 71812, 82860, 89765, 107718, 143624, 165720, 179530, 215436, 269295, 359060, 430872, 538590, 718120, 1077180, 2154360]

約数ペア:

[(1, 2154360), (2, 1077180), (3, 718120), (4, 538590), (5, 430872), (6, 359060), (8, 269295), (10, 215436), (12, 179530), (13, 165720), (15, 143624), (20, 107718), (24, 89765), (26, 82860), (30, 71812), (39, 55240), (40, 53859), (52, 41430), (60, 35906), (65, 33144), (78, 27620), (104, 20715), (120, 17953), (130, 16572), (156, 13810), (195, 11048), (260, 8286), (312, 6905), (390, 5524), (520, 4143), (780, 2762), (1381, 1560)]