40255540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1447}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 91953792

約数和(自身を除く): 51698252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 1447, 2140, 2782, 2894, 5564, 5788, 6955, 7235, 13910, 14470, 18811, 27820, 28940, 37622, 75244, 94055, 154829, 188110, 309658, 376220, 619316, 774145, 1548290, 2012777, 3096580, 4025554, 8051108, 10063885, 20127770, 40255540]

約数ペア:

[(1, 40255540), (2, 20127770), (4, 10063885), (5, 8051108), (10, 4025554), (13, 3096580), (20, 2012777), (26, 1548290), (52, 774145), (65, 619316), (107, 376220), (130, 309658), (214, 188110), (260, 154829), (428, 94055), (535, 75244), (1070, 37622), (1391, 28940), (1447, 27820), (2140, 18811), (2782, 14470), (2894, 13910), (5564, 7235), (5788, 6955)]