28843090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 53778816

約数和(自身を除く): 24935726

約数列:

[1, 2, 5, 10, 41, 82, 103, 205, 206, 410, 515, 683, 1030, 1366, 3415, 4223, 6830, 8446, 21115, 28003, 42230, 56006, 70349, 140015, 140698, 280030, 351745, 703490, 2884309, 5768618, 14421545, 28843090]

約数ペア:

[(1, 28843090), (2, 14421545), (5, 5768618), (10, 2884309), (41, 703490), (82, 351745), (103, 280030), (205, 140698), (206, 140015), (410, 70349), (515, 56006), (683, 42230), (1030, 28003), (1366, 21115), (3415, 8446), (4223, 6830)]