2012468020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{19961}}^1$

素因数の和:20112

約数の個数: 36

約数和(自身を含む): 4286759652

約数和(自身を除く): 2274291632

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5041, 10082, 19961, 20164, 25205, 39922, 50410, 79844, 99805, 100820, 199610, 399220, 1417231, 2834462, 5668924, 7086155, 14172310, 28344620, 100623401, 201246802, 402493604, 503117005, 1006234010, 2012468020]

約数ペア:

[(1, 2012468020), (2, 1006234010), (4, 503117005), (5, 402493604), (10, 201246802), (20, 100623401), (71, 28344620), (142, 14172310), (284, 7086155), (355, 5668924), (710, 2834462), (1420, 1417231), (5041, 399220), (10082, 199610), (19961, 100820), (20164, 99805), (25205, 79844), (39922, 50410)]