7895220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{727}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 22259328

約数和(自身を除く): 14364108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 727, 905, 1086, 1454, 1810, 2172, 2181, 2715, 2908, 3620, 3635, 4362, 5430, 7270, 8724, 10860, 10905, 14540, 21810, 43620, 131587, 263174, 394761, 526348, 657935, 789522, 1315870, 1579044, 1973805, 2631740, 3947610, 7895220]

約数ペア:

[(1, 7895220), (2, 3947610), (3, 2631740), (4, 1973805), (5, 1579044), (6, 1315870), (10, 789522), (12, 657935), (15, 526348), (20, 394761), (30, 263174), (60, 131587), (181, 43620), (362, 21810), (543, 14540), (724, 10905), (727, 10860), (905, 8724), (1086, 7270), (1454, 5430), (1810, 4362), (2172, 3635), (2181, 3620), (2715, 2908)]