31620910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 58747392

約数和(自身を除く): 27126482

約数列:

[1, 2, 5, 10, 43, 86, 151, 215, 302, 430, 487, 755, 974, 1510, 2435, 4870, 6493, 12986, 20941, 32465, 41882, 64930, 73537, 104705, 147074, 209410, 367685, 735370, 3162091, 6324182, 15810455, 31620910]

約数ペア:

[(1, 31620910), (2, 15810455), (5, 6324182), (10, 3162091), (43, 735370), (86, 367685), (151, 209410), (215, 147074), (302, 104705), (430, 73537), (487, 64930), (755, 41882), (974, 32465), (1510, 20941), (2435, 12986), (4870, 6493)]