2889830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 5598720

約数和(自身を除く): 2708890

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 191, 382, 445, 890, 955, 1513, 1910, 3026, 3247, 6494, 7565, 15130, 16235, 16999, 32470, 33998, 84995, 169990, 288983, 577966, 1444915, 2889830]

約数ペア:

[(1, 2889830), (2, 1444915), (5, 577966), (10, 288983), (17, 169990), (34, 84995), (85, 33998), (89, 32470), (170, 16999), (178, 16235), (191, 15130), (382, 7565), (445, 6494), (890, 3247), (955, 3026), (1513, 1910)]