12140680

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1181}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 27446040

約数和(自身を除く): 15305360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1181, 1285, 2056, 2362, 2570, 4724, 5140, 5905, 9448, 10280, 11810, 23620, 47240, 303517, 607034, 1214068, 1517585, 2428136, 3035170, 6070340, 12140680]

約数ペア:

[(1, 12140680), (2, 6070340), (4, 3035170), (5, 2428136), (8, 1517585), (10, 1214068), (20, 607034), (40, 303517), (257, 47240), (514, 23620), (1028, 11810), (1181, 10280), (1285, 9448), (2056, 5905), (2362, 5140), (2570, 4724)]