210002012720

素因数分解:

$2^4\times 5^1\times {\mathrm{2625025159}}^1$

素因数の和:2625025172

約数の個数: 20

約数和(自身を含む): 488254679760

約数和(自身を除く): 278252667040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2625025159, 5250050318, 10500100636, 13125125795, 21000201272, 26250251590, 42000402544, 52500503180, 105001006360, 210002012720]

約数ペア:

[(1, 210002012720), (2, 105001006360), (4, 52500503180), (5, 42000402544), (8, 26250251590), (10, 21000201272), (16, 13125125795), (20, 10500100636), (40, 5250050318), (80, 2625025159)]