19285460

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5387}}^1$

素因数の和:5575

約数の個数: 24

約数和(自身を含む): 40733280

約数和(自身を除く): 21447820

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 5387, 10774, 21548, 26935, 53870, 107740, 964273, 1928546, 3857092, 4821365, 9642730, 19285460]

約数ペア:

[(1, 19285460), (2, 9642730), (4, 4821365), (5, 3857092), (10, 1928546), (20, 964273), (179, 107740), (358, 53870), (716, 26935), (895, 21548), (1790, 10774), (3580, 5387)]