16494040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 39204000

約数和(自身を除く): 22709960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 241, 290, 295, 472, 482, 580, 590, 964, 1160, 1180, 1205, 1711, 1928, 2360, 2410, 3422, 4820, 6844, 6989, 8555, 9640, 13688, 13978, 14219, 17110, 27956, 28438, 34220, 34945, 55912, 56876, 68440, 69890, 71095, 113752, 139780, 142190, 279560, 284380, 412351, 568760, 824702, 1649404, 2061755, 3298808, 4123510, 8247020, 16494040]

約数ペア:

[(1, 16494040), (2, 8247020), (4, 4123510), (5, 3298808), (8, 2061755), (10, 1649404), (20, 824702), (29, 568760), (40, 412351), (58, 284380), (59, 279560), (116, 142190), (118, 139780), (145, 113752), (232, 71095), (236, 69890), (241, 68440), (290, 56876), (295, 55912), (472, 34945), (482, 34220), (580, 28438), (590, 27956), (964, 17110), (1160, 14219), (1180, 13978), (1205, 13688), (1711, 9640), (1928, 8555), (2360, 6989), (2410, 6844), (3422, 4820)]