512380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 1251936

約数和(自身を除く): 739556

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 137, 170, 187, 220, 274, 340, 374, 548, 685, 748, 935, 1370, 1507, 1870, 2329, 2740, 3014, 3740, 4658, 6028, 7535, 9316, 11645, 15070, 23290, 25619, 30140, 46580, 51238, 102476, 128095, 256190, 512380]

約数ペア:

[(1, 512380), (2, 256190), (4, 128095), (5, 102476), (10, 51238), (11, 46580), (17, 30140), (20, 25619), (22, 23290), (34, 15070), (44, 11645), (55, 9316), (68, 7535), (85, 6028), (110, 4658), (137, 3740), (170, 3014), (187, 2740), (220, 2329), (274, 1870), (340, 1507), (374, 1370), (548, 935), (685, 748)]