742420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5303}}^1$

素因数の和:5319

約数の個数: 24

約数和(自身を含む): 1782144

約数和(自身を除く): 1039724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5303, 10606, 21212, 26515, 37121, 53030, 74242, 106060, 148484, 185605, 371210, 742420]

約数ペア:

[(1, 742420), (2, 371210), (4, 185605), (5, 148484), (7, 106060), (10, 74242), (14, 53030), (20, 37121), (28, 26515), (35, 21212), (70, 10606), (140, 5303)]