1282500740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{8147}}^1$

素因数の和:8636

約数の個数: 48

約数和(自身を含む): 2858188032

約数和(自身を除く): 1575687292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 463, 926, 1852, 2315, 4630, 7871, 8147, 9260, 15742, 16294, 31484, 32588, 39355, 40735, 78710, 81470, 138499, 157420, 162940, 276998, 553996, 692495, 1384990, 2769980, 3772061, 7544122, 15088244, 18860305, 37720610, 64125037, 75441220, 128250074, 256500148, 320625185, 641250370, 1282500740]

約数ペア:

[(1, 1282500740), (2, 641250370), (4, 320625185), (5, 256500148), (10, 128250074), (17, 75441220), (20, 64125037), (34, 37720610), (68, 18860305), (85, 15088244), (170, 7544122), (340, 3772061), (463, 2769980), (926, 1384990), (1852, 692495), (2315, 553996), (4630, 276998), (7871, 162940), (8147, 157420), (9260, 138499), (15742, 81470), (16294, 78710), (31484, 40735), (32588, 39355)]