1980939264

素因数分解:

$2^{10}\times 3^1\times {\mathrm{644837}}^1$

素因数の和:644860

約数の個数: 44

約数和(自身を含む): 5279933544

約数和(自身を除く): 3298994280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 644837, 1289674, 1934511, 2579348, 3869022, 5158696, 7738044, 10317392, 15476088, 20634784, 30952176, 41269568, 61904352, 82539136, 123808704, 165078272, 247617408, 330156544, 495234816, 660313088, 990469632, 1980939264]

約数ペア:

[(1, 1980939264), (2, 990469632), (3, 660313088), (4, 495234816), (6, 330156544), (8, 247617408), (12, 165078272), (16, 123808704), (24, 82539136), (32, 61904352), (48, 41269568), (64, 30952176), (96, 20634784), (128, 15476088), (192, 10317392), (256, 7738044), (384, 5158696), (512, 3869022), (768, 2579348), (1024, 1934511), (1536, 1289674), (3072, 644837)]