2037880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3919}}^1$

素因数の和:3943

約数の個数: 32

約数和(自身を含む): 4939200

約数和(自身を除く): 2901320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3919, 7838, 15676, 19595, 31352, 39190, 50947, 78380, 101894, 156760, 203788, 254735, 407576, 509470, 1018940, 2037880]

約数ペア:

[(1, 2037880), (2, 1018940), (4, 509470), (5, 407576), (8, 254735), (10, 203788), (13, 156760), (20, 101894), (26, 78380), (40, 50947), (52, 39190), (65, 31352), (104, 19595), (130, 15676), (260, 7838), (520, 3919)]