204824120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{108949}}^1$

素因数の和:109007

約数の個数: 32

約数和(自身を含む): 470664000

約数和(自身を除く): 265839880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 108949, 217898, 435796, 544745, 871592, 1089490, 2178980, 4357960, 5120603, 10241206, 20482412, 25603015, 40964824, 51206030, 102412060, 204824120]

約数ペア:

[(1, 204824120), (2, 102412060), (4, 51206030), (5, 40964824), (8, 25603015), (10, 20482412), (20, 10241206), (40, 5120603), (47, 4357960), (94, 2178980), (188, 1089490), (235, 871592), (376, 544745), (470, 435796), (940, 217898), (1880, 108949)]