416420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 895104

約数和(自身を除く): 478684

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 443, 470, 886, 940, 1772, 2215, 4430, 8860, 20821, 41642, 83284, 104105, 208210, 416420]

約数ペア:

[(1, 416420), (2, 208210), (4, 104105), (5, 83284), (10, 41642), (20, 20821), (47, 8860), (94, 4430), (188, 2215), (235, 1772), (443, 940), (470, 886)]