205497740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{35801}}^1$

素因数の和:35858

約数の個数: 48

約数和(自身を含む): 505237824

約数和(自身を除く): 299740084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 35801, 71602, 143204, 179005, 250607, 358010, 501214, 716020, 1002428, 1253035, 1467841, 2506070, 2935682, 5012140, 5871364, 7339205, 10274887, 14678410, 20549774, 29356820, 41099548, 51374435, 102748870, 205497740]

約数ペア:

[(1, 205497740), (2, 102748870), (4, 51374435), (5, 41099548), (7, 29356820), (10, 20549774), (14, 14678410), (20, 10274887), (28, 7339205), (35, 5871364), (41, 5012140), (70, 2935682), (82, 2506070), (140, 1467841), (164, 1253035), (205, 1002428), (287, 716020), (410, 501214), (574, 358010), (820, 250607), (1148, 179005), (1435, 143204), (2870, 71602), (5740, 35801)]