12474880

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:477

約数の個数: 80

約数和(自身を含む): 32703264

約数和(自身を除く): 20228384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 443, 512, 640, 704, 880, 886, 1280, 1408, 1760, 1772, 2215, 2560, 2816, 3520, 3544, 4430, 4873, 5632, 7040, 7088, 8860, 9746, 14080, 14176, 17720, 19492, 24365, 28160, 28352, 35440, 38984, 48730, 56704, 70880, 77968, 97460, 113408, 141760, 155936, 194920, 226816, 283520, 311872, 389840, 567040, 623744, 779680, 1134080, 1247488, 1559360, 2494976, 3118720, 6237440, 12474880]

約数ペア:

[(1, 12474880), (2, 6237440), (4, 3118720), (5, 2494976), (8, 1559360), (10, 1247488), (11, 1134080), (16, 779680), (20, 623744), (22, 567040), (32, 389840), (40, 311872), (44, 283520), (55, 226816), (64, 194920), (80, 155936), (88, 141760), (110, 113408), (128, 97460), (160, 77968), (176, 70880), (220, 56704), (256, 48730), (320, 38984), (352, 35440), (440, 28352), (443, 28160), (512, 24365), (640, 19492), (704, 17720), (880, 14176), (886, 14080), (1280, 9746), (1408, 8860), (1760, 7088), (1772, 7040), (2215, 5632), (2560, 4873), (2816, 4430), (3520, 3544)]