193548080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{219941}}^1$

素因数の和:219965

約数の個数: 40

約数和(自身を含む): 490910544

約数和(自身を除く): 297362464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 219941, 439882, 879764, 1099705, 1759528, 2199410, 2419351, 3519056, 4398820, 4838702, 8797640, 9677404, 12096755, 17595280, 19354808, 24193510, 38709616, 48387020, 96774040, 193548080]

約数ペア:

[(1, 193548080), (2, 96774040), (4, 48387020), (5, 38709616), (8, 24193510), (10, 19354808), (11, 17595280), (16, 12096755), (20, 9677404), (22, 8797640), (40, 4838702), (44, 4398820), (55, 3519056), (80, 2419351), (88, 2199410), (110, 1759528), (176, 1099705), (220, 879764), (440, 439882), (880, 219941)]