208022240

素因数分解:

$2^5\times 5^1\times {\mathrm{1300139}}^1$

素因数の和:1300154

約数の個数: 24

約数和(自身を含む): 491452920

約数和(自身を除く): 283430680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300139, 2600278, 5200556, 6500695, 10401112, 13001390, 20802224, 26002780, 41604448, 52005560, 104011120, 208022240]

約数ペア:

[(1, 208022240), (2, 104011120), (4, 52005560), (5, 41604448), (8, 26002780), (10, 20802224), (16, 13001390), (20, 10401112), (32, 6500695), (40, 5200556), (80, 2600278), (160, 1300139)]