20241475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 26904528

約数和(自身を除く): 6663053

約数列:

[1, 5, 17, 25, 85, 97, 425, 485, 491, 1649, 2425, 2455, 8245, 8347, 12275, 41225, 41735, 47627, 208675, 238135, 809659, 1190675, 4048295, 20241475]

約数ペア:

[(1, 20241475), (5, 4048295), (17, 1190675), (25, 809659), (85, 238135), (97, 208675), (425, 47627), (485, 41735), (491, 41225), (1649, 12275), (2425, 8347), (2455, 8245)]