3820520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 9892800

約数和(自身を除く): 6072280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 457, 760, 836, 914, 1045, 1672, 1828, 2090, 2285, 3656, 4180, 4570, 5027, 8360, 8683, 9140, 10054, 17366, 18280, 20108, 25135, 34732, 40216, 43415, 50270, 69464, 86830, 95513, 100540, 173660, 191026, 201080, 347320, 382052, 477565, 764104, 955130, 1910260, 3820520]

約数ペア:

[(1, 3820520), (2, 1910260), (4, 955130), (5, 764104), (8, 477565), (10, 382052), (11, 347320), (19, 201080), (20, 191026), (22, 173660), (38, 100540), (40, 95513), (44, 86830), (55, 69464), (76, 50270), (88, 43415), (95, 40216), (110, 34732), (152, 25135), (190, 20108), (209, 18280), (220, 17366), (380, 10054), (418, 9140), (440, 8683), (457, 8360), (760, 5027), (836, 4570), (914, 4180), (1045, 3656), (1672, 2285), (1828, 2090)]