15155980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3733}}^1$

素因数の和:3778

約数の個数: 48

約数和(自身を含む): 37638720

約数和(自身を除く): 22482740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3733, 4060, 7466, 14932, 18665, 26131, 37330, 52262, 74660, 104524, 108257, 130655, 216514, 261310, 433028, 522620, 541285, 757799, 1082570, 1515598, 2165140, 3031196, 3788995, 7577990, 15155980]

約数ペア:

[(1, 15155980), (2, 7577990), (4, 3788995), (5, 3031196), (7, 2165140), (10, 1515598), (14, 1082570), (20, 757799), (28, 541285), (29, 522620), (35, 433028), (58, 261310), (70, 216514), (116, 130655), (140, 108257), (145, 104524), (203, 74660), (290, 52262), (406, 37330), (580, 26131), (812, 18665), (1015, 14932), (2030, 7466), (3733, 4060)]