20111350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1553}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 43934688

約数和(自身を除く): 23823338

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1553, 1850, 2590, 3106, 6475, 7765, 10871, 12950, 15530, 21742, 38825, 54355, 57461, 77650, 108710, 114922, 271775, 287305, 402227, 543550, 574610, 804454, 1436525, 2011135, 2873050, 4022270, 10055675, 20111350]

約数ペア:

[(1, 20111350), (2, 10055675), (5, 4022270), (7, 2873050), (10, 2011135), (14, 1436525), (25, 804454), (35, 574610), (37, 543550), (50, 402227), (70, 287305), (74, 271775), (175, 114922), (185, 108710), (259, 77650), (350, 57461), (370, 54355), (518, 38825), (925, 21742), (1295, 15530), (1553, 12950), (1850, 10871), (2590, 7765), (3106, 6475)]