13880490860

素因数分解:

$2^2\times 5^1\times {\mathrm{9923}}^1\times {\mathrm{69941}}^1$

素因数の和:79873

約数の個数: 24

約数和(自身を含む): 29152385136

約数和(自身を除く): 15271894276

約数列:

[1, 2, 4, 5, 10, 20, 9923, 19846, 39692, 49615, 69941, 99230, 139882, 198460, 279764, 349705, 699410, 1398820, 694024543, 1388049086, 2776098172, 3470122715, 6940245430, 13880490860]

約数ペア:

[(1, 13880490860), (2, 6940245430), (4, 3470122715), (5, 2776098172), (10, 1388049086), (20, 694024543), (9923, 1398820), (19846, 699410), (39692, 349705), (49615, 279764), (69941, 198460), (99230, 139882)]