20485985280

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1333723}}^1$

素因数の和:1333751

約数の個数: 88

約数和(自身を含む): 65523192672

約数和(自身を除く): 45037207392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 1333723, 2667446, 4001169, 5334892, 6668615, 8002338, 10669784, 13337230, 16004676, 20005845, 21339568, 26674460, 32009352, 40011690, 42679136, 53348920, 64018704, 80023380, 85358272, 106697840, 128037408, 160046760, 170716544, 213395680, 256074816, 320093520, 341433088, 426791360, 512149632, 640187040, 682866176, 853582720, 1024299264, 1280374080, 1365732352, 1707165440, 2048598528, 2560748160, 3414330880, 4097197056, 5121496320, 6828661760, 10242992640, 20485985280]

約数ペア:

[(1, 20485985280), (2, 10242992640), (3, 6828661760), (4, 5121496320), (5, 4097197056), (6, 3414330880), (8, 2560748160), (10, 2048598528), (12, 1707165440), (15, 1365732352), (16, 1280374080), (20, 1024299264), (24, 853582720), (30, 682866176), (32, 640187040), (40, 512149632), (48, 426791360), (60, 341433088), (64, 320093520), (80, 256074816), (96, 213395680), (120, 170716544), (128, 160046760), (160, 128037408), (192, 106697840), (240, 85358272), (256, 80023380), (320, 64018704), (384, 53348920), (480, 42679136), (512, 40011690), (640, 32009352), (768, 26674460), (960, 21339568), (1024, 20005845), (1280, 16004676), (1536, 13337230), (1920, 10669784), (2560, 8002338), (3072, 6668615), (3840, 5334892), (5120, 4001169), (7680, 2667446), (15360, 1333723)]