744484780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2863403}}^1$

素因数の和:2863425

約数の個数: 24

約数和(自身を含む): 1683681552

約数和(自身を除く): 939196772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2863403, 5726806, 11453612, 14317015, 28634030, 37224239, 57268060, 74448478, 148896956, 186121195, 372242390, 744484780]

約数ペア:

[(1, 744484780), (2, 372242390), (4, 186121195), (5, 148896956), (10, 74448478), (13, 57268060), (20, 37224239), (26, 28634030), (52, 14317015), (65, 11453612), (130, 5726806), (260, 2863403)]