12961700

素因数分解:

$2^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{571}}^1$

素因数の和:812

約数の個数: 36

約数和(自身を含む): 28300272

約数和(自身を除く): 15338572

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 227, 454, 571, 908, 1135, 1142, 2270, 2284, 2855, 4540, 5675, 5710, 11350, 11420, 14275, 22700, 28550, 57100, 129617, 259234, 518468, 648085, 1296170, 2592340, 3240425, 6480850, 12961700]

約数ペア:

[(1, 12961700), (2, 6480850), (4, 3240425), (5, 2592340), (10, 1296170), (20, 648085), (25, 518468), (50, 259234), (100, 129617), (227, 57100), (454, 28550), (571, 22700), (908, 14275), (1135, 11420), (1142, 11350), (2270, 5710), (2284, 5675), (2855, 4540)]