2882860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 6562080

約数和(自身を除く): 3679220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 139, 170, 244, 278, 305, 340, 556, 610, 695, 1037, 1220, 1390, 2074, 2363, 2780, 4148, 4726, 5185, 8479, 9452, 10370, 11815, 16958, 20740, 23630, 33916, 42395, 47260, 84790, 144143, 169580, 288286, 576572, 720715, 1441430, 2882860]

約数ペア:

[(1, 2882860), (2, 1441430), (4, 720715), (5, 576572), (10, 288286), (17, 169580), (20, 144143), (34, 84790), (61, 47260), (68, 42395), (85, 33916), (122, 23630), (139, 20740), (170, 16958), (244, 11815), (278, 10370), (305, 9452), (340, 8479), (556, 5185), (610, 4726), (695, 4148), (1037, 2780), (1220, 2363), (1390, 2074)]