20658370560

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{672473}}^1$

素因数の和:672503

約数の個数: 96

約数和(自身を含む): 66090744720

約数和(自身を除く): 45432374160

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, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 30720, 672473, 1344946, 2017419, 2689892, 3362365, 4034838, 5379784, 6724730, 8069676, 10087095, 10759568, 13449460, 16139352, 20174190, 21519136, 26898920, 32278704, 40348380, 43038272, 53797840, 64557408, 80696760, 86076544, 107595680, 129114816, 161393520, 172153088, 215191360, 258229632, 322787040, 344306176, 430382720, 516459264, 645574080, 688612352, 860765440, 1032918528, 1291148160, 1377224704, 1721530880, 2065837056, 2582296320, 3443061760, 4131674112, 5164592640, 6886123520, 10329185280, 20658370560]

約数ペア:

[(1, 20658370560), (2, 10329185280), (3, 6886123520), (4, 5164592640), (5, 4131674112), (6, 3443061760), (8, 2582296320), (10, 2065837056), (12, 1721530880), (15, 1377224704), (16, 1291148160), (20, 1032918528), (24, 860765440), (30, 688612352), (32, 645574080), (40, 516459264), (48, 430382720), (60, 344306176), (64, 322787040), (80, 258229632), (96, 215191360), (120, 172153088), (128, 161393520), (160, 129114816), (192, 107595680), (240, 86076544), (256, 80696760), (320, 64557408), (384, 53797840), (480, 43038272), (512, 40348380), (640, 32278704), (768, 26898920), (960, 21519136), (1024, 20174190), (1280, 16139352), (1536, 13449460), (1920, 10759568), (2048, 10087095), (2560, 8069676), (3072, 6724730), (3840, 5379784), (5120, 4034838), (6144, 3362365), (7680, 2689892), (10240, 2017419), (15360, 1344946), (30720, 672473)]