199906420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3313}}^1$

素因数の和:3760

約数の個数: 48

約数和(自身を含む): 481033728

約数和(自身を除く): 281127308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1724, 2155, 3017, 3313, 4310, 6034, 6626, 8620, 12068, 13252, 15085, 16565, 23191, 30170, 33130, 46382, 60340, 66260, 92764, 115955, 231910, 463820, 1427903, 2855806, 5711612, 7139515, 9995321, 14279030, 19990642, 28558060, 39981284, 49976605, 99953210, 199906420]

約数ペア:

[(1, 199906420), (2, 99953210), (4, 49976605), (5, 39981284), (7, 28558060), (10, 19990642), (14, 14279030), (20, 9995321), (28, 7139515), (35, 5711612), (70, 2855806), (140, 1427903), (431, 463820), (862, 231910), (1724, 115955), (2155, 92764), (3017, 66260), (3313, 60340), (4310, 46382), (6034, 33130), (6626, 30170), (8620, 23191), (12068, 16565), (13252, 15085)]