65445940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{467471}}^1$

素因数の和:467487

約数の個数: 24

約数和(自身を含む): 157070592

約数和(自身を除く): 91624652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 467471, 934942, 1869884, 2337355, 3272297, 4674710, 6544594, 9349420, 13089188, 16361485, 32722970, 65445940]

約数ペア:

[(1, 65445940), (2, 32722970), (4, 16361485), (5, 13089188), (7, 9349420), (10, 6544594), (14, 4674710), (20, 3272297), (28, 2337355), (35, 1869884), (70, 934942), (140, 467471)]