40539260

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15473}}^1$

素因数の和:15613

約数の個数: 24

約数和(自身を含む): 85787856

約数和(自身を除く): 45248596

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15473, 30946, 61892, 77365, 154730, 309460, 2026963, 4053926, 8107852, 10134815, 20269630, 40539260]

約数ペア:

[(1, 40539260), (2, 20269630), (4, 10134815), (5, 8107852), (10, 4053926), (20, 2026963), (131, 309460), (262, 154730), (524, 77365), (655, 61892), (1310, 30946), (2620, 15473)]