17962420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{18329}}^1$

素因数の和:18352

約数の個数: 36

約数和(自身を含む): 43882020

約数和(自身を除く): 25919600

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 18329, 36658, 73316, 91645, 128303, 183290, 256606, 366580, 513212, 641515, 898121, 1283030, 1796242, 2566060, 3592484, 4490605, 8981210, 17962420]

約数ペア:

[(1, 17962420), (2, 8981210), (4, 4490605), (5, 3592484), (7, 2566060), (10, 1796242), (14, 1283030), (20, 898121), (28, 641515), (35, 513212), (49, 366580), (70, 256606), (98, 183290), (140, 128303), (196, 91645), (245, 73316), (490, 36658), (980, 18329)]