853442920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{41269}}^1$

素因数の和:41338

約数の個数: 64

約数和(自身を含む): 2139436800

約数和(自身を除く): 1285993880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 20680, 41269, 82538, 165076, 206345, 330152, 412690, 453959, 825380, 907918, 1650760, 1815836, 1939643, 2269795, 3631672, 3879286, 4539590, 7758572, 9079180, 9698215, 15517144, 18158360, 19396430, 21336073, 38792860, 42672146, 77585720, 85344292, 106680365, 170688584, 213360730, 426721460, 853442920]

約数ペア:

[(1, 853442920), (2, 426721460), (4, 213360730), (5, 170688584), (8, 106680365), (10, 85344292), (11, 77585720), (20, 42672146), (22, 38792860), (40, 21336073), (44, 19396430), (47, 18158360), (55, 15517144), (88, 9698215), (94, 9079180), (110, 7758572), (188, 4539590), (220, 3879286), (235, 3631672), (376, 2269795), (440, 1939643), (470, 1815836), (517, 1650760), (940, 907918), (1034, 825380), (1880, 453959), (2068, 412690), (2585, 330152), (4136, 206345), (5170, 165076), (10340, 82538), (20680, 41269)]