145690780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251191}}^1$

素因数の和:251229

約数の個数: 24

約数和(自身を含む): 316501920

約数和(自身を除く): 170811140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 251191, 502382, 1004764, 1255955, 2511910, 5023820, 7284539, 14569078, 29138156, 36422695, 72845390, 145690780]

約数ペア:

[(1, 145690780), (2, 72845390), (4, 36422695), (5, 29138156), (10, 14569078), (20, 7284539), (29, 5023820), (58, 2511910), (116, 1255955), (145, 1004764), (290, 502382), (580, 251191)]