13903700

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:812

約数の個数: 36

約数和(自身を含む): 30344412

約数和(自身を除く): 16440712

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 541, 1028, 1082, 1285, 2164, 2570, 2705, 5140, 5410, 6425, 10820, 12850, 13525, 25700, 27050, 54100, 139037, 278074, 556148, 695185, 1390370, 2780740, 3475925, 6951850, 13903700]

約数ペア:

[(1, 13903700), (2, 6951850), (4, 3475925), (5, 2780740), (10, 1390370), (20, 695185), (25, 556148), (50, 278074), (100, 139037), (257, 54100), (514, 27050), (541, 25700), (1028, 13525), (1082, 12850), (1285, 10820), (2164, 6425), (2570, 5410), (2705, 5140)]