70388020

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{4013}}^1$

素因数の和:4899

約数の個数: 24

約数和(自身を含む): 148020264

約数和(自身を除く): 77632244

約数列:

[1, 2, 4, 5, 10, 20, 877, 1754, 3508, 4013, 4385, 8026, 8770, 16052, 17540, 20065, 40130, 80260, 3519401, 7038802, 14077604, 17597005, 35194010, 70388020]

約数ペア:

[(1, 70388020), (2, 35194010), (4, 17597005), (5, 14077604), (10, 7038802), (20, 3519401), (877, 80260), (1754, 40130), (3508, 20065), (4013, 17540), (4385, 16052), (8026, 8770)]