2260660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 5155920

約数和(自身を除く): 2895260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 109, 122, 170, 218, 244, 305, 340, 436, 545, 610, 1037, 1090, 1220, 1853, 2074, 2180, 3706, 4148, 5185, 6649, 7412, 9265, 10370, 13298, 18530, 20740, 26596, 33245, 37060, 66490, 113033, 132980, 226066, 452132, 565165, 1130330, 2260660]

約数ペア:

[(1, 2260660), (2, 1130330), (4, 565165), (5, 452132), (10, 226066), (17, 132980), (20, 113033), (34, 66490), (61, 37060), (68, 33245), (85, 26596), (109, 20740), (122, 18530), (170, 13298), (218, 10370), (244, 9265), (305, 7412), (340, 6649), (436, 5185), (545, 4148), (610, 3706), (1037, 2180), (1090, 2074), (1220, 1853)]