27808580

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4007}}^1$

素因数の和:4363

約数の個数: 24

約数和(自身を含む): 58580928

約数和(自身を除く): 30772348

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 4007, 6940, 8014, 16028, 20035, 40070, 80140, 1390429, 2780858, 5561716, 6952145, 13904290, 27808580]

約数ペア:

[(1, 27808580), (2, 13904290), (4, 6952145), (5, 5561716), (10, 2780858), (20, 1390429), (347, 80140), (694, 40070), (1388, 20035), (1735, 16028), (3470, 8014), (4007, 6940)]