11690740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 25719120

約数和(自身を除く): 14028380

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 269, 410, 530, 538, 820, 1060, 1076, 1345, 2173, 2690, 4346, 5380, 8692, 10865, 11029, 14257, 21730, 22058, 28514, 43460, 44116, 55145, 57028, 71285, 110290, 142570, 220580, 285140, 584537, 1169074, 2338148, 2922685, 5845370, 11690740]

約数ペア:

[(1, 11690740), (2, 5845370), (4, 2922685), (5, 2338148), (10, 1169074), (20, 584537), (41, 285140), (53, 220580), (82, 142570), (106, 110290), (164, 71285), (205, 57028), (212, 55145), (265, 44116), (269, 43460), (410, 28514), (530, 22058), (538, 21730), (820, 14257), (1060, 11029), (1076, 10865), (1345, 8692), (2173, 5380), (2690, 4346)]