12554240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 52

約数和(自身を含む): 30175644

約数和(自身を除く): 17621404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 613, 640, 1024, 1226, 1280, 2048, 2452, 2560, 3065, 4096, 4904, 5120, 6130, 9808, 10240, 12260, 19616, 20480, 24520, 39232, 49040, 78464, 98080, 156928, 196160, 313856, 392320, 627712, 784640, 1255424, 1569280, 2510848, 3138560, 6277120, 12554240]

約数ペア:

[(1, 12554240), (2, 6277120), (4, 3138560), (5, 2510848), (8, 1569280), (10, 1255424), (16, 784640), (20, 627712), (32, 392320), (40, 313856), (64, 196160), (80, 156928), (128, 98080), (160, 78464), (256, 49040), (320, 39232), (512, 24520), (613, 20480), (640, 19616), (1024, 12260), (1226, 10240), (1280, 9808), (2048, 6130), (2452, 5120), (2560, 4904), (3065, 4096)]