1642340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11731}}^1$

素因数の和:11747

約数の個数: 24

約数和(自身を含む): 3941952

約数和(自身を除く): 2299612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11731, 23462, 46924, 58655, 82117, 117310, 164234, 234620, 328468, 410585, 821170, 1642340]

約数ペア:

[(1, 1642340), (2, 821170), (4, 410585), (5, 328468), (7, 234620), (10, 164234), (14, 117310), (20, 82117), (28, 58655), (35, 46924), (70, 23462), (140, 11731)]