120211220

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{15859}}^1$

素因数の和:16247

約数の個数: 24

約数和(自身を含む): 253125600

約数和(自身を除く): 132914380

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 15859, 31718, 63436, 79295, 158590, 317180, 6010561, 12021122, 24042244, 30052805, 60105610, 120211220]

約数ペア:

[(1, 120211220), (2, 60105610), (4, 30052805), (5, 24042244), (10, 12021122), (20, 6010561), (379, 317180), (758, 158590), (1516, 79295), (1895, 63436), (3790, 31718), (7580, 15859)]