28204530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1907}}^1$

素因数の和:1963

約数の個数: 64

約数和(自身を含む): 74183040

約数和(自身を除く): 45978510

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1479, 1907, 2465, 2958, 3814, 4930, 5721, 7395, 9535, 11442, 14790, 19070, 28605, 32419, 55303, 57210, 64838, 97257, 110606, 162095, 165909, 194514, 276515, 324190, 331818, 486285, 553030, 829545, 940151, 972570, 1659090, 1880302, 2820453, 4700755, 5640906, 9401510, 14102265, 28204530]

約数ペア:

[(1, 28204530), (2, 14102265), (3, 9401510), (5, 5640906), (6, 4700755), (10, 2820453), (15, 1880302), (17, 1659090), (29, 972570), (30, 940151), (34, 829545), (51, 553030), (58, 486285), (85, 331818), (87, 324190), (102, 276515), (145, 194514), (170, 165909), (174, 162095), (255, 110606), (290, 97257), (435, 64838), (493, 57210), (510, 55303), (870, 32419), (986, 28605), (1479, 19070), (1907, 14790), (2465, 11442), (2958, 9535), (3814, 7395), (4930, 5721)]