13793320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5653}}^1$

素因数の和:5725

約数の個数: 32

約数和(自身を含む): 31549320

約数和(自身を除く): 17756000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5653, 11306, 22612, 28265, 45224, 56530, 113060, 226120, 344833, 689666, 1379332, 1724165, 2758664, 3448330, 6896660, 13793320]

約数ペア:

[(1, 13793320), (2, 6896660), (4, 3448330), (5, 2758664), (8, 1724165), (10, 1379332), (20, 689666), (40, 344833), (61, 226120), (122, 113060), (244, 56530), (305, 45224), (488, 28265), (610, 22612), (1220, 11306), (2440, 5653)]