20349219100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{941}}^1\times {\mathrm{30893}}^1$

素因数の和:31855

約数の個数: 72

約数和(自身を含む): 50521328928

約数和(自身を除く): 30172109828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 941, 1882, 3764, 4705, 6587, 9410, 13174, 18820, 23525, 26348, 30893, 32935, 47050, 61786, 65870, 94100, 123572, 131740, 154465, 164675, 216251, 308930, 329350, 432502, 617860, 658700, 772325, 865004, 1081255, 1544650, 2162510, 3089300, 4325020, 5406275, 10812550, 21625100, 29070313, 58140626, 116281252, 145351565, 203492191, 290703130, 406984382, 581406260, 726757825, 813968764, 1017460955, 1453515650, 2034921910, 2907031300, 4069843820, 5087304775, 10174609550, 20349219100]

約数ペア:

[(1, 20349219100), (2, 10174609550), (4, 5087304775), (5, 4069843820), (7, 2907031300), (10, 2034921910), (14, 1453515650), (20, 1017460955), (25, 813968764), (28, 726757825), (35, 581406260), (50, 406984382), (70, 290703130), (100, 203492191), (140, 145351565), (175, 116281252), (350, 58140626), (700, 29070313), (941, 21625100), (1882, 10812550), (3764, 5406275), (4705, 4325020), (6587, 3089300), (9410, 2162510), (13174, 1544650), (18820, 1081255), (23525, 865004), (26348, 772325), (30893, 658700), (32935, 617860), (47050, 432502), (61786, 329350), (65870, 308930), (94100, 216251), (123572, 164675), (131740, 154465)]