39745790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3137}}^1$

素因数の和:3332

約数の個数: 32

約数和(自身を含む): 82240704

約数和(自身を除く): 42494914

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1810, 2534, 3137, 6274, 6335, 12670, 15685, 21959, 31370, 43918, 109795, 219590, 567797, 1135594, 2838985, 3974579, 5677970, 7949158, 19872895, 39745790]

約数ペア:

[(1, 39745790), (2, 19872895), (5, 7949158), (7, 5677970), (10, 3974579), (14, 2838985), (35, 1135594), (70, 567797), (181, 219590), (362, 109795), (905, 43918), (1267, 31370), (1810, 21959), (2534, 15685), (3137, 12670), (6274, 6335)]