56818460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40013}}^1$

素因数の和:40093

約数の個数: 24

約数和(自身を含む): 121002336

約数和(自身を除く): 64183876

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 40013, 80026, 160052, 200065, 400130, 800260, 2840923, 5681846, 11363692, 14204615, 28409230, 56818460]

約数ペア:

[(1, 56818460), (2, 28409230), (4, 14204615), (5, 11363692), (10, 5681846), (20, 2840923), (71, 800260), (142, 400130), (284, 200065), (355, 160052), (710, 80026), (1420, 40013)]