20248860160

素因数分解:

$2^9\times 5^1\times {\mathrm{7909711}}^1$

素因数の和:7909734

約数の個数: 40

約数和(自身を含む): 48549812256

約数和(自身を除く): 28300952096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7909711, 15819422, 31638844, 39548555, 63277688, 79097110, 126555376, 158194220, 253110752, 316388440, 506221504, 632776880, 1012443008, 1265553760, 2024886016, 2531107520, 4049772032, 5062215040, 10124430080, 20248860160]

約数ペア:

[(1, 20248860160), (2, 10124430080), (4, 5062215040), (5, 4049772032), (8, 2531107520), (10, 2024886016), (16, 1265553760), (20, 1012443008), (32, 632776880), (40, 506221504), (64, 316388440), (80, 253110752), (128, 158194220), (160, 126555376), (256, 79097110), (320, 63277688), (512, 39548555), (640, 31638844), (1280, 15819422), (2560, 7909711)]