2008508672

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7933}}^1$

素因数の和:8015

約数の個数: 72

約数和(自身を含む): 4281313344

約数和(自身を除く): 2272804672

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 64, 86, 92, 128, 172, 184, 256, 344, 368, 688, 736, 989, 1376, 1472, 1978, 2752, 2944, 3956, 5504, 5888, 7912, 7933, 11008, 15824, 15866, 31648, 31732, 63296, 63464, 126592, 126928, 182459, 253184, 253856, 341119, 364918, 507712, 682238, 729836, 1015424, 1364476, 1459672, 2030848, 2728952, 2919344, 5457904, 5838688, 7845737, 10915808, 11677376, 15691474, 21831616, 23354752, 31382948, 43663232, 46709504, 62765896, 87326464, 125531792, 251063584, 502127168, 1004254336, 2008508672]

約数ペア:

[(1, 2008508672), (2, 1004254336), (4, 502127168), (8, 251063584), (16, 125531792), (23, 87326464), (32, 62765896), (43, 46709504), (46, 43663232), (64, 31382948), (86, 23354752), (92, 21831616), (128, 15691474), (172, 11677376), (184, 10915808), (256, 7845737), (344, 5838688), (368, 5457904), (688, 2919344), (736, 2728952), (989, 2030848), (1376, 1459672), (1472, 1364476), (1978, 1015424), (2752, 729836), (2944, 682238), (3956, 507712), (5504, 364918), (5888, 341119), (7912, 253856), (7933, 253184), (11008, 182459), (15824, 126928), (15866, 126592), (31648, 63464), (31732, 63296)]