40212128

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1701

約数の個数: 48

約数和(自身を含む): 87635520

約数和(自身を除く): 47423392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 781, 1136, 1562, 1609, 2272, 3124, 3218, 6248, 6436, 12496, 12872, 17699, 24992, 25744, 35398, 51488, 70796, 114239, 141592, 228478, 283184, 456956, 566368, 913912, 1256629, 1827824, 2513258, 3655648, 5026516, 10053032, 20106064, 40212128]

約数ペア:

[(1, 40212128), (2, 20106064), (4, 10053032), (8, 5026516), (11, 3655648), (16, 2513258), (22, 1827824), (32, 1256629), (44, 913912), (71, 566368), (88, 456956), (142, 283184), (176, 228478), (284, 141592), (352, 114239), (568, 70796), (781, 51488), (1136, 35398), (1562, 25744), (1609, 24992), (2272, 17699), (3124, 12872), (3218, 12496), (6248, 6436)]