290245510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{6607}}^1$

素因数の和:6828

約数の個数: 32

約数和(自身を含む): 548093952

約数和(自身を除く): 257848442

約数列:

[1, 2, 5, 10, 23, 46, 115, 191, 230, 382, 955, 1910, 4393, 6607, 8786, 13214, 21965, 33035, 43930, 66070, 151961, 303922, 759805, 1261937, 1519610, 2523874, 6309685, 12619370, 29024551, 58049102, 145122755, 290245510]

約数ペア:

[(1, 290245510), (2, 145122755), (5, 58049102), (10, 29024551), (23, 12619370), (46, 6309685), (115, 2523874), (191, 1519610), (230, 1261937), (382, 759805), (955, 303922), (1910, 151961), (4393, 66070), (6607, 43930), (8786, 33035), (13214, 21965)]