28945664

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:587

約数の個数: 72

約数和(自身を含む): 66470880

約数和(自身を除く): 37525216

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 256, 304, 352, 418, 541, 608, 704, 836, 1082, 1216, 1408, 1672, 2164, 2432, 2816, 3344, 4328, 4864, 5951, 6688, 8656, 10279, 11902, 13376, 17312, 20558, 23804, 26752, 34624, 41116, 47608, 53504, 69248, 82232, 95216, 113069, 138496, 164464, 190432, 226138, 328928, 380864, 452276, 657856, 761728, 904552, 1315712, 1523456, 1809104, 2631424, 3618208, 7236416, 14472832, 28945664]

約数ペア:

[(1, 28945664), (2, 14472832), (4, 7236416), (8, 3618208), (11, 2631424), (16, 1809104), (19, 1523456), (22, 1315712), (32, 904552), (38, 761728), (44, 657856), (64, 452276), (76, 380864), (88, 328928), (128, 226138), (152, 190432), (176, 164464), (209, 138496), (256, 113069), (304, 95216), (352, 82232), (418, 69248), (541, 53504), (608, 47608), (704, 41116), (836, 34624), (1082, 26752), (1216, 23804), (1408, 20558), (1672, 17312), (2164, 13376), (2432, 11902), (2816, 10279), (3344, 8656), (4328, 6688), (4864, 5951)]