40474544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 89994240

約数和(自身を除く): 49519696

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 71, 79, 82, 88, 142, 158, 164, 176, 284, 316, 328, 451, 568, 632, 656, 781, 869, 902, 1136, 1264, 1562, 1738, 1804, 2911, 3124, 3239, 3476, 3608, 5609, 5822, 6248, 6478, 6952, 7216, 11218, 11644, 12496, 12956, 13904, 22436, 23288, 25912, 32021, 35629, 44872, 46576, 51824, 61699, 64042, 71258, 89744, 123398, 128084, 142516, 229969, 246796, 256168, 285032, 459938, 493592, 512336, 570064, 919876, 987184, 1839752, 2529659, 3679504, 5059318, 10118636, 20237272, 40474544]

約数ペア:

[(1, 40474544), (2, 20237272), (4, 10118636), (8, 5059318), (11, 3679504), (16, 2529659), (22, 1839752), (41, 987184), (44, 919876), (71, 570064), (79, 512336), (82, 493592), (88, 459938), (142, 285032), (158, 256168), (164, 246796), (176, 229969), (284, 142516), (316, 128084), (328, 123398), (451, 89744), (568, 71258), (632, 64042), (656, 61699), (781, 51824), (869, 46576), (902, 44872), (1136, 35629), (1264, 32021), (1562, 25912), (1738, 23288), (1804, 22436), (2911, 13904), (3124, 12956), (3239, 12496), (3476, 11644), (3608, 11218), (5609, 7216), (5822, 6952), (6248, 6478)]