13417720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 32076000

約数和(自身を除く): 18658280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 269, 290, 344, 430, 538, 580, 860, 1076, 1160, 1247, 1345, 1720, 2152, 2494, 2690, 4988, 5380, 6235, 7801, 9976, 10760, 11567, 12470, 15602, 23134, 24940, 31204, 39005, 46268, 49880, 57835, 62408, 78010, 92536, 115670, 156020, 231340, 312040, 335443, 462680, 670886, 1341772, 1677215, 2683544, 3354430, 6708860, 13417720]

約数ペア:

[(1, 13417720), (2, 6708860), (4, 3354430), (5, 2683544), (8, 1677215), (10, 1341772), (20, 670886), (29, 462680), (40, 335443), (43, 312040), (58, 231340), (86, 156020), (116, 115670), (145, 92536), (172, 78010), (215, 62408), (232, 57835), (269, 49880), (290, 46268), (344, 39005), (430, 31204), (538, 24940), (580, 23134), (860, 15602), (1076, 12470), (1160, 11567), (1247, 10760), (1345, 9976), (1720, 7801), (2152, 6235), (2494, 5380), (2690, 4988)]