203558480

素因数分解:

$2^4\times 5^1\times {\mathrm{2544481}}^1$

素因数の和:2544494

約数の個数: 20

約数和(自身を含む): 473273652

約数和(自身を除く): 269715172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2544481, 5088962, 10177924, 12722405, 20355848, 25444810, 40711696, 50889620, 101779240, 203558480]

約数ペア:

[(1, 203558480), (2, 101779240), (4, 50889620), (5, 40711696), (8, 25444810), (10, 20355848), (16, 12722405), (20, 10177924), (40, 5088962), (80, 2544481)]