355193020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{195161}}^1$

素因数の和:195190

約数の個数: 48

約数和(自身を含む): 918042048

約数和(自身を除く): 562849028

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 195161, 390322, 780644, 975805, 1366127, 1951610, 2537093, 2732254, 3903220, 5074186, 5464508, 6830635, 10148372, 12685465, 13661270, 17759651, 25370930, 27322540, 35519302, 50741860, 71038604, 88798255, 177596510, 355193020]

約数ペア:

[(1, 355193020), (2, 177596510), (4, 88798255), (5, 71038604), (7, 50741860), (10, 35519302), (13, 27322540), (14, 25370930), (20, 17759651), (26, 13661270), (28, 12685465), (35, 10148372), (52, 6830635), (65, 5464508), (70, 5074186), (91, 3903220), (130, 2732254), (140, 2537093), (182, 1951610), (260, 1366127), (364, 975805), (455, 780644), (910, 390322), (1820, 195161)]