129663220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{341219}}^1$

素因数の和:341247

約数の個数: 24

約数和(自身を含む): 286624800

約数和(自身を除く): 156961580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 341219, 682438, 1364876, 1706095, 3412190, 6483161, 6824380, 12966322, 25932644, 32415805, 64831610, 129663220]

約数ペア:

[(1, 129663220), (2, 64831610), (4, 32415805), (5, 25932644), (10, 12966322), (19, 6824380), (20, 6483161), (38, 3412190), (76, 1706095), (95, 1364876), (190, 682438), (380, 341219)]