1861220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3209}}^1$

素因数の和:3247

約数の個数: 24

約数和(自身を含む): 4044600

約数和(自身を除く): 2183380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3209, 6418, 12836, 16045, 32090, 64180, 93061, 186122, 372244, 465305, 930610, 1861220]

約数ペア:

[(1, 1861220), (2, 930610), (4, 465305), (5, 372244), (10, 186122), (20, 93061), (29, 64180), (58, 32090), (116, 16045), (145, 12836), (290, 6418), (580, 3209)]