2465220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 6971328

約数和(自身を除く): 4506108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 227, 362, 454, 543, 681, 724, 905, 908, 1086, 1135, 1362, 1810, 2172, 2270, 2715, 2724, 3405, 3620, 4540, 5430, 6810, 10860, 13620, 41087, 82174, 123261, 164348, 205435, 246522, 410870, 493044, 616305, 821740, 1232610, 2465220]

約数ペア:

[(1, 2465220), (2, 1232610), (3, 821740), (4, 616305), (5, 493044), (6, 410870), (10, 246522), (12, 205435), (15, 164348), (20, 123261), (30, 82174), (60, 41087), (181, 13620), (227, 10860), (362, 6810), (454, 5430), (543, 4540), (681, 3620), (724, 3405), (905, 2724), (908, 2715), (1086, 2270), (1135, 2172), (1362, 1810)]