1259020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 3344544

約数和(自身を除く): 2085524

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 161, 170, 230, 238, 322, 340, 391, 460, 476, 529, 595, 644, 782, 805, 1058, 1190, 1564, 1610, 1955, 2116, 2380, 2645, 2737, 3220, 3703, 3910, 5290, 5474, 7406, 7820, 8993, 10580, 10948, 13685, 14812, 17986, 18515, 27370, 35972, 37030, 44965, 54740, 62951, 74060, 89930, 125902, 179860, 251804, 314755, 629510, 1259020]

約数ペア:

[(1, 1259020), (2, 629510), (4, 314755), (5, 251804), (7, 179860), (10, 125902), (14, 89930), (17, 74060), (20, 62951), (23, 54740), (28, 44965), (34, 37030), (35, 35972), (46, 27370), (68, 18515), (70, 17986), (85, 14812), (92, 13685), (115, 10948), (119, 10580), (140, 8993), (161, 7820), (170, 7406), (230, 5474), (238, 5290), (322, 3910), (340, 3703), (391, 3220), (460, 2737), (476, 2645), (529, 2380), (595, 2116), (644, 1955), (782, 1610), (805, 1564), (1058, 1190)]