356745980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1987}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 769499136

約数和(自身を除く): 412753156

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 191, 235, 382, 470, 764, 940, 955, 1910, 1987, 3820, 3974, 7948, 8977, 9935, 17954, 19870, 35908, 39740, 44885, 89770, 93389, 179540, 186778, 373556, 379517, 466945, 759034, 933890, 1518068, 1867780, 1897585, 3795170, 7590340, 17837299, 35674598, 71349196, 89186495, 178372990, 356745980]

約数ペア:

[(1, 356745980), (2, 178372990), (4, 89186495), (5, 71349196), (10, 35674598), (20, 17837299), (47, 7590340), (94, 3795170), (188, 1897585), (191, 1867780), (235, 1518068), (382, 933890), (470, 759034), (764, 466945), (940, 379517), (955, 373556), (1910, 186778), (1987, 179540), (3820, 93389), (3974, 89770), (7948, 44885), (8977, 39740), (9935, 35908), (17954, 19870)]