12177500

素因数分解:

$2^2\times 5^4\times {\mathrm{4871}}^1$

素因数の和:4895

約数の個数: 30

約数和(自身を含む): 26635224

約数和(自身を除く): 14457724

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 4871, 9742, 19484, 24355, 48710, 97420, 121775, 243550, 487100, 608875, 1217750, 2435500, 3044375, 6088750, 12177500]

約数ペア:

[(1, 12177500), (2, 6088750), (4, 3044375), (5, 2435500), (10, 1217750), (20, 608875), (25, 487100), (50, 243550), (100, 121775), (125, 97420), (250, 48710), (500, 24355), (625, 19484), (1250, 9742), (2500, 4871)]