12677120

素因数分解:

$2^{12}\times 5^1\times {\mathrm{619}}^1$

素因数の和:648

約数の個数: 52

約数和(自身を含む): 30470520

約数和(自身を除く): 17793400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 619, 640, 1024, 1238, 1280, 2048, 2476, 2560, 3095, 4096, 4952, 5120, 6190, 9904, 10240, 12380, 19808, 20480, 24760, 39616, 49520, 79232, 99040, 158464, 198080, 316928, 396160, 633856, 792320, 1267712, 1584640, 2535424, 3169280, 6338560, 12677120]

約数ペア:

[(1, 12677120), (2, 6338560), (4, 3169280), (5, 2535424), (8, 1584640), (10, 1267712), (16, 792320), (20, 633856), (32, 396160), (40, 316928), (64, 198080), (80, 158464), (128, 99040), (160, 79232), (256, 49520), (320, 39616), (512, 24760), (619, 20480), (640, 19808), (1024, 12380), (1238, 10240), (1280, 9904), (2048, 6190), (2476, 5120), (2560, 4952), (3095, 4096)]