17290420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{123503}}^1$

素因数の和:123519

約数の個数: 24

約数和(自身を含む): 41497344

約数和(自身を除く): 24206924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 123503, 247006, 494012, 617515, 864521, 1235030, 1729042, 2470060, 3458084, 4322605, 8645210, 17290420]

約数ペア:

[(1, 17290420), (2, 8645210), (4, 4322605), (5, 3458084), (7, 2470060), (10, 1729042), (14, 1235030), (20, 864521), (28, 617515), (35, 494012), (70, 247006), (140, 123503)]