12336640

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 80

約数和(自身を含む): 30444480

約数和(自身を除く): 18107840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 79, 80, 122, 128, 158, 160, 244, 256, 305, 316, 320, 395, 488, 512, 610, 632, 640, 790, 976, 1220, 1264, 1280, 1580, 1952, 2440, 2528, 2560, 3160, 3904, 4819, 4880, 5056, 6320, 7808, 9638, 9760, 10112, 12640, 15616, 19276, 19520, 20224, 24095, 25280, 31232, 38552, 39040, 40448, 48190, 50560, 77104, 78080, 96380, 101120, 154208, 156160, 192760, 202240, 308416, 385520, 616832, 771040, 1233664, 1542080, 2467328, 3084160, 6168320, 12336640]

約数ペア:

[(1, 12336640), (2, 6168320), (4, 3084160), (5, 2467328), (8, 1542080), (10, 1233664), (16, 771040), (20, 616832), (32, 385520), (40, 308416), (61, 202240), (64, 192760), (79, 156160), (80, 154208), (122, 101120), (128, 96380), (158, 78080), (160, 77104), (244, 50560), (256, 48190), (305, 40448), (316, 39040), (320, 38552), (395, 31232), (488, 25280), (512, 24095), (610, 20224), (632, 19520), (640, 19276), (790, 15616), (976, 12640), (1220, 10112), (1264, 9760), (1280, 9638), (1580, 7808), (1952, 6320), (2440, 5056), (2528, 4880), (2560, 4819), (3160, 3904)]