38760020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149077}}^1$

素因数の和:149099

約数の個数: 24

約数和(自身を含む): 87657864

約数和(自身を除く): 48897844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 149077, 298154, 596308, 745385, 1490770, 1938001, 2981540, 3876002, 7752004, 9690005, 19380010, 38760020]

約数ペア:

[(1, 38760020), (2, 19380010), (4, 9690005), (5, 7752004), (10, 3876002), (13, 2981540), (20, 1938001), (26, 1490770), (52, 745385), (65, 596308), (130, 298154), (260, 149077)]