20075090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 44388864

約数和(自身を除く): 24313774

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 185, 230, 259, 322, 337, 370, 518, 674, 805, 851, 1295, 1610, 1685, 1702, 2359, 2590, 3370, 4255, 4718, 5957, 7751, 8510, 11795, 11914, 12469, 15502, 23590, 24938, 29785, 38755, 54257, 59570, 62345, 77510, 87283, 108514, 124690, 174566, 271285, 286787, 436415, 542570, 573574, 872830, 1433935, 2007509, 2867870, 4015018, 10037545, 20075090]

約数ペア:

[(1, 20075090), (2, 10037545), (5, 4015018), (7, 2867870), (10, 2007509), (14, 1433935), (23, 872830), (35, 573574), (37, 542570), (46, 436415), (70, 286787), (74, 271285), (115, 174566), (161, 124690), (185, 108514), (230, 87283), (259, 77510), (322, 62345), (337, 59570), (370, 54257), (518, 38755), (674, 29785), (805, 24938), (851, 23590), (1295, 15502), (1610, 12469), (1685, 11914), (1702, 11795), (2359, 8510), (2590, 7751), (3370, 5957), (4255, 4718)]