11399680

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 80

約数和(自身を含む): 28161144

約数和(自身を除く): 16761464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 73, 80, 122, 128, 146, 160, 244, 256, 292, 305, 320, 365, 488, 512, 584, 610, 640, 730, 976, 1168, 1220, 1280, 1460, 1952, 2336, 2440, 2560, 2920, 3904, 4453, 4672, 4880, 5840, 7808, 8906, 9344, 9760, 11680, 15616, 17812, 18688, 19520, 22265, 23360, 31232, 35624, 37376, 39040, 44530, 46720, 71248, 78080, 89060, 93440, 142496, 156160, 178120, 186880, 284992, 356240, 569984, 712480, 1139968, 1424960, 2279936, 2849920, 5699840, 11399680]

約数ペア:

[(1, 11399680), (2, 5699840), (4, 2849920), (5, 2279936), (8, 1424960), (10, 1139968), (16, 712480), (20, 569984), (32, 356240), (40, 284992), (61, 186880), (64, 178120), (73, 156160), (80, 142496), (122, 93440), (128, 89060), (146, 78080), (160, 71248), (244, 46720), (256, 44530), (292, 39040), (305, 37376), (320, 35624), (365, 31232), (488, 23360), (512, 22265), (584, 19520), (610, 18688), (640, 17812), (730, 15616), (976, 11680), (1168, 9760), (1220, 9344), (1280, 8906), (1460, 7808), (1952, 5840), (2336, 4880), (2440, 4672), (2560, 4453), (2920, 3904)]