40940384

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 83317248

約数和(自身を除く): 42376864

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 163, 167, 188, 326, 334, 376, 652, 668, 752, 1304, 1336, 1504, 2608, 2672, 5216, 5344, 7661, 7849, 15322, 15698, 27221, 30644, 31396, 54442, 61288, 62792, 108884, 122576, 125584, 217768, 245152, 251168, 435536, 871072, 1279387, 2558774, 5117548, 10235096, 20470192, 40940384]

約数ペア:

[(1, 40940384), (2, 20470192), (4, 10235096), (8, 5117548), (16, 2558774), (32, 1279387), (47, 871072), (94, 435536), (163, 251168), (167, 245152), (188, 217768), (326, 125584), (334, 122576), (376, 108884), (652, 62792), (668, 61288), (752, 54442), (1304, 31396), (1336, 30644), (1504, 27221), (2608, 15698), (2672, 15322), (5216, 7849), (5344, 7661)]