54398890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59779}}^1$

素因数の和:59806

約数の個数: 32

約数和(自身を含む): 120516480

約数和(自身を除く): 66117590

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 59779, 119558, 298895, 418453, 597790, 777127, 836906, 1554254, 2092265, 3885635, 4184530, 5439889, 7771270, 10879778, 27199445, 54398890]

約数ペア:

[(1, 54398890), (2, 27199445), (5, 10879778), (7, 7771270), (10, 5439889), (13, 4184530), (14, 3885635), (26, 2092265), (35, 1554254), (65, 836906), (70, 777127), (91, 597790), (130, 418453), (182, 298895), (455, 119558), (910, 59779)]