284215540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{18973}}^1$

素因数の和:19096

約数の個数: 48

約数和(自身を含む): 688528512

約数和(自身を除く): 404312972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 14980, 18973, 37946, 75892, 94865, 132811, 189730, 265622, 379460, 531244, 664055, 1328110, 2030111, 2656220, 4060222, 8120444, 10150555, 14210777, 20301110, 28421554, 40602220, 56843108, 71053885, 142107770, 284215540]

約数ペア:

[(1, 284215540), (2, 142107770), (4, 71053885), (5, 56843108), (7, 40602220), (10, 28421554), (14, 20301110), (20, 14210777), (28, 10150555), (35, 8120444), (70, 4060222), (107, 2656220), (140, 2030111), (214, 1328110), (428, 664055), (535, 531244), (749, 379460), (1070, 265622), (1498, 189730), (2140, 132811), (2996, 94865), (3745, 75892), (7490, 37946), (14980, 18973)]