2011396040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1226461}}^1$

素因数の和:1226513

約数の個数: 32

約数和(自身を含む): 4636026360

約数和(自身を除く): 2624630320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1226461, 2452922, 4905844, 6132305, 9811688, 12264610, 24529220, 49058440, 50284901, 100569802, 201139604, 251424505, 402279208, 502849010, 1005698020, 2011396040]

約数ペア:

[(1, 2011396040), (2, 1005698020), (4, 502849010), (5, 402279208), (8, 251424505), (10, 201139604), (20, 100569802), (40, 50284901), (41, 49058440), (82, 24529220), (164, 12264610), (205, 9811688), (328, 6132305), (410, 4905844), (820, 2452922), (1640, 1226461)]