20160403220

素因数分解:

$2^2\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{622619}}^1$

素因数の和:624247

約数の個数: 24

約数和(自身を含む): 42363064800

約数和(自身を除く): 22202661580

約数列:

[1, 2, 4, 5, 10, 20, 1619, 3238, 6476, 8095, 16190, 32380, 622619, 1245238, 2490476, 3113095, 6226190, 12452380, 1008020161, 2016040322, 4032080644, 5040100805, 10080201610, 20160403220]

約数ペア:

[(1, 20160403220), (2, 10080201610), (4, 5040100805), (5, 4032080644), (10, 2016040322), (20, 1008020161), (1619, 12452380), (3238, 6226190), (6476, 3113095), (8095, 2490476), (16190, 1245238), (32380, 622619)]