15519880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5791}}^1$

素因数の和:5869

約数の個数: 32

約数和(自身を含む): 35447040

約数和(自身を除く): 19927160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5791, 11582, 23164, 28955, 46328, 57910, 115820, 231640, 387997, 775994, 1551988, 1939985, 3103976, 3879970, 7759940, 15519880]

約数ペア:

[(1, 15519880), (2, 7759940), (4, 3879970), (5, 3103976), (8, 1939985), (10, 1551988), (20, 775994), (40, 387997), (67, 231640), (134, 115820), (268, 57910), (335, 46328), (536, 28955), (670, 23164), (1340, 11582), (2680, 5791)]