40204928

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 84309120

約数和(自身を除く): 44104192

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 128, 163, 164, 188, 326, 328, 376, 652, 656, 752, 1304, 1312, 1504, 1927, 2608, 2624, 3008, 3854, 5216, 5248, 6016, 6683, 7661, 7708, 10432, 13366, 15322, 15416, 20864, 26732, 30644, 30832, 53464, 61288, 61664, 106928, 122576, 123328, 213856, 245152, 246656, 314101, 427712, 490304, 628202, 855424, 980608, 1256404, 2512808, 5025616, 10051232, 20102464, 40204928]

約数ペア:

[(1, 40204928), (2, 20102464), (4, 10051232), (8, 5025616), (16, 2512808), (32, 1256404), (41, 980608), (47, 855424), (64, 628202), (82, 490304), (94, 427712), (128, 314101), (163, 246656), (164, 245152), (188, 213856), (326, 123328), (328, 122576), (376, 106928), (652, 61664), (656, 61288), (752, 53464), (1304, 30832), (1312, 30644), (1504, 26732), (1927, 20864), (2608, 15416), (2624, 15322), (3008, 13366), (3854, 10432), (5216, 7708), (5248, 7661), (6016, 6683)]