53965940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{385471}}^1$

素因数の和:385487

約数の個数: 24

約数和(自身を含む): 129518592

約数和(自身を除く): 75552652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 385471, 770942, 1541884, 1927355, 2698297, 3854710, 5396594, 7709420, 10793188, 13491485, 26982970, 53965940]

約数ペア:

[(1, 53965940), (2, 26982970), (4, 13491485), (5, 10793188), (7, 7709420), (10, 5396594), (14, 3854710), (20, 2698297), (28, 1927355), (35, 1541884), (70, 770942), (140, 385471)]