12750440

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2111}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 28892160

約数和(自身を除く): 16141720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2111, 3020, 4222, 6040, 8444, 10555, 16888, 21110, 42220, 84440, 318761, 637522, 1275044, 1593805, 2550088, 3187610, 6375220, 12750440]

約数ペア:

[(1, 12750440), (2, 6375220), (4, 3187610), (5, 2550088), (8, 1593805), (10, 1275044), (20, 637522), (40, 318761), (151, 84440), (302, 42220), (604, 21110), (755, 16888), (1208, 10555), (1510, 8444), (2111, 6040), (3020, 4222)]