2018605040

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1\times {\mathrm{547}}^1$

素因数の和:1006

約数の個数: 80

約数和(自身を含む): 4747398528

約数和(自身を除く): 2728793488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 283, 326, 547, 566, 652, 815, 1094, 1132, 1304, 1415, 1630, 2188, 2264, 2608, 2735, 2830, 3260, 4376, 4528, 5470, 5660, 6520, 8752, 10940, 11320, 13040, 21880, 22640, 43760, 46129, 89161, 92258, 154801, 178322, 184516, 230645, 309602, 356644, 369032, 445805, 461290, 619204, 713288, 738064, 774005, 891610, 922580, 1238408, 1426576, 1548010, 1783220, 1845160, 2476816, 3096020, 3566440, 3690320, 6192040, 7132880, 12384080, 25232563, 50465126, 100930252, 126162815, 201860504, 252325630, 403721008, 504651260, 1009302520, 2018605040]

約数ペア:

[(1, 2018605040), (2, 1009302520), (4, 504651260), (5, 403721008), (8, 252325630), (10, 201860504), (16, 126162815), (20, 100930252), (40, 50465126), (80, 25232563), (163, 12384080), (283, 7132880), (326, 6192040), (547, 3690320), (566, 3566440), (652, 3096020), (815, 2476816), (1094, 1845160), (1132, 1783220), (1304, 1548010), (1415, 1426576), (1630, 1238408), (2188, 922580), (2264, 891610), (2608, 774005), (2735, 738064), (2830, 713288), (3260, 619204), (4376, 461290), (4528, 445805), (5470, 369032), (5660, 356644), (6520, 309602), (8752, 230645), (10940, 184516), (11320, 178322), (13040, 154801), (21880, 92258), (22640, 89161), (43760, 46129)]