8831020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 20448288

約数和(自身を除く): 11617268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 293, 548, 586, 685, 1172, 1370, 1465, 1507, 2740, 2930, 3014, 3223, 5860, 6028, 6446, 7535, 12892, 15070, 16115, 30140, 32230, 40141, 64460, 80282, 160564, 200705, 401410, 441551, 802820, 883102, 1766204, 2207755, 4415510, 8831020]

約数ペア:

[(1, 8831020), (2, 4415510), (4, 2207755), (5, 1766204), (10, 883102), (11, 802820), (20, 441551), (22, 401410), (44, 200705), (55, 160564), (110, 80282), (137, 64460), (220, 40141), (274, 32230), (293, 30140), (548, 16115), (586, 15070), (685, 12892), (1172, 7535), (1370, 6446), (1465, 6028), (1507, 5860), (2740, 3223), (2930, 3014)]