856552660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{2053}}^1$

素因数の和:2992

約数の個数: 48

約数和(自身を含む): 1879952256

約数和(自身を除く): 1023399596

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 907, 1814, 2053, 3628, 4106, 4535, 8212, 9070, 10265, 18140, 20530, 20861, 41060, 41722, 47219, 83444, 94438, 104305, 188876, 208610, 236095, 417220, 472190, 944380, 1862071, 3724142, 7448284, 9310355, 18620710, 37241420, 42827633, 85655266, 171310532, 214138165, 428276330, 856552660]

約数ペア:

[(1, 856552660), (2, 428276330), (4, 214138165), (5, 171310532), (10, 85655266), (20, 42827633), (23, 37241420), (46, 18620710), (92, 9310355), (115, 7448284), (230, 3724142), (460, 1862071), (907, 944380), (1814, 472190), (2053, 417220), (3628, 236095), (4106, 208610), (4535, 188876), (8212, 104305), (9070, 94438), (10265, 83444), (18140, 47219), (20530, 41722), (20861, 41060)]