20370540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{467}}^1\times {\mathrm{727}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 36867732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 467, 727, 934, 1401, 1454, 1868, 2181, 2335, 2802, 2908, 3635, 4362, 4670, 5604, 7005, 7270, 8724, 9340, 10905, 14010, 14540, 21810, 28020, 43620, 339509, 679018, 1018527, 1358036, 1697545, 2037054, 3395090, 4074108, 5092635, 6790180, 10185270, 20370540]

約数ペア:

[(1, 20370540), (2, 10185270), (3, 6790180), (4, 5092635), (5, 4074108), (6, 3395090), (10, 2037054), (12, 1697545), (15, 1358036), (20, 1018527), (30, 679018), (60, 339509), (467, 43620), (727, 28020), (934, 21810), (1401, 14540), (1454, 14010), (1868, 10905), (2181, 9340), (2335, 8724), (2802, 7270), (2908, 7005), (3635, 5604), (4362, 4670)]