12540870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139343}}^1$

素因数の和:139356

約数の個数: 24

約数和(自身を含む): 32606496

約数和(自身を除く): 20065626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139343, 278686, 418029, 696715, 836058, 1254087, 1393430, 2090145, 2508174, 4180290, 6270435, 12540870]

約数ペア:

[(1, 12540870), (2, 6270435), (3, 4180290), (5, 2508174), (6, 2090145), (9, 1393430), (10, 1254087), (15, 836058), (18, 696715), (30, 418029), (45, 278686), (90, 139343)]