2018300680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{42083}}^1$

素因数の和:42214

約数の個数: 64

約数和(自身を含む): 4999579200

約数和(自身を除く): 2981278520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 2180, 2398, 4360, 4796, 5995, 9592, 11990, 23980, 42083, 47960, 84166, 168332, 210415, 336664, 420830, 462913, 841660, 925826, 1683320, 1851652, 2314565, 3703304, 4587047, 4629130, 9174094, 9258260, 18348188, 18516520, 22935235, 36696376, 45870470, 50457517, 91740940, 100915034, 183481880, 201830068, 252287585, 403660136, 504575170, 1009150340, 2018300680]

約数ペア:

[(1, 2018300680), (2, 1009150340), (4, 504575170), (5, 403660136), (8, 252287585), (10, 201830068), (11, 183481880), (20, 100915034), (22, 91740940), (40, 50457517), (44, 45870470), (55, 36696376), (88, 22935235), (109, 18516520), (110, 18348188), (218, 9258260), (220, 9174094), (436, 4629130), (440, 4587047), (545, 3703304), (872, 2314565), (1090, 1851652), (1199, 1683320), (2180, 925826), (2398, 841660), (4360, 462913), (4796, 420830), (5995, 336664), (9592, 210415), (11990, 168332), (23980, 84166), (42083, 47960)]