15761020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2362

約数の個数: 48

約数和(自身を含む): 37287936

約数和(自身を除く): 21526916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2311, 3410, 4622, 6820, 9244, 11555, 23110, 25421, 46220, 50842, 71641, 101684, 127105, 143282, 254210, 286564, 358205, 508420, 716410, 788051, 1432820, 1576102, 3152204, 3940255, 7880510, 15761020]

約数ペア:

[(1, 15761020), (2, 7880510), (4, 3940255), (5, 3152204), (10, 1576102), (11, 1432820), (20, 788051), (22, 716410), (31, 508420), (44, 358205), (55, 286564), (62, 254210), (110, 143282), (124, 127105), (155, 101684), (220, 71641), (310, 50842), (341, 46220), (620, 25421), (682, 23110), (1364, 11555), (1705, 9244), (2311, 6820), (3410, 4622)]