49467980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{27791}}^1$

素因数の和:27889

約数の個数: 24

約数和(自身を含む): 105053760

約数和(自身を除く): 55585780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 27791, 55582, 111164, 138955, 277910, 555820, 2473399, 4946798, 9893596, 12366995, 24733990, 49467980]

約数ペア:

[(1, 49467980), (2, 24733990), (4, 12366995), (5, 9893596), (10, 4946798), (20, 2473399), (89, 555820), (178, 277910), (356, 138955), (445, 111164), (890, 55582), (1780, 27791)]