2011294780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{481171}}^1$

素因数の和:481210

約数の個数: 48

約数和(自身を含む): 4850213760

約数和(自身を除く): 2838918980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 481171, 962342, 1924684, 2405855, 4811710, 5292881, 9142249, 9623420, 10585762, 18284498, 21171524, 26464405, 36568996, 45711245, 52928810, 91422490, 100564739, 105857620, 182844980, 201129478, 402258956, 502823695, 1005647390, 2011294780]

約数ペア:

[(1, 2011294780), (2, 1005647390), (4, 502823695), (5, 402258956), (10, 201129478), (11, 182844980), (19, 105857620), (20, 100564739), (22, 91422490), (38, 52928810), (44, 45711245), (55, 36568996), (76, 26464405), (95, 21171524), (110, 18284498), (190, 10585762), (209, 9623420), (220, 9142249), (380, 5292881), (418, 4811710), (836, 2405855), (1045, 1924684), (2090, 962342), (4180, 481171)]