20199117760

素因数分解:

$2^6\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{22063}}^1$

素因数の和:24941

約数の個数: 56

約数和(自身を含む): 48118142016

約数和(自身を除く): 27919024256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2861, 5722, 11444, 14305, 22063, 22888, 28610, 44126, 45776, 57220, 88252, 91552, 110315, 114440, 176504, 183104, 220630, 228880, 353008, 441260, 457760, 706016, 882520, 915520, 1412032, 1765040, 3530080, 7060160, 63122243, 126244486, 252488972, 315611215, 504977944, 631222430, 1009955888, 1262444860, 2019911776, 2524889720, 4039823552, 5049779440, 10099558880, 20199117760]

約数ペア:

[(1, 20199117760), (2, 10099558880), (4, 5049779440), (5, 4039823552), (8, 2524889720), (10, 2019911776), (16, 1262444860), (20, 1009955888), (32, 631222430), (40, 504977944), (64, 315611215), (80, 252488972), (160, 126244486), (320, 63122243), (2861, 7060160), (5722, 3530080), (11444, 1765040), (14305, 1412032), (22063, 915520), (22888, 882520), (28610, 706016), (44126, 457760), (45776, 441260), (57220, 353008), (88252, 228880), (91552, 220630), (110315, 183104), (114440, 176504)]