180438320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{52453}}^1$

素因数の和:52509

約数の個数: 40

約数和(自身を含む): 429283536

約数和(自身を除く): 248845216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 52453, 104906, 209812, 262265, 419624, 524530, 839248, 1049060, 2098120, 2255479, 4196240, 4510958, 9021916, 11277395, 18043832, 22554790, 36087664, 45109580, 90219160, 180438320]

約数ペア:

[(1, 180438320), (2, 90219160), (4, 45109580), (5, 36087664), (8, 22554790), (10, 18043832), (16, 11277395), (20, 9021916), (40, 4510958), (43, 4196240), (80, 2255479), (86, 2098120), (172, 1049060), (215, 839248), (344, 524530), (430, 419624), (688, 262265), (860, 209812), (1720, 104906), (3440, 52453)]