1520303080

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{355211}}^1$

素因数の和:355329

約数の個数: 32

約数和(自身を含む): 3452660640

約数和(自身を除く): 1932357560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 355211, 710422, 1420844, 1776055, 2841688, 3552110, 7104220, 14208440, 38007577, 76015154, 152030308, 190037885, 304060616, 380075770, 760151540, 1520303080]

約数ペア:

[(1, 1520303080), (2, 760151540), (4, 380075770), (5, 304060616), (8, 190037885), (10, 152030308), (20, 76015154), (40, 38007577), (107, 14208440), (214, 7104220), (428, 3552110), (535, 2841688), (856, 1776055), (1070, 1420844), (2140, 710422), (4280, 355211)]