15964940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42013}}^1$

素因数の和:42041

約数の個数: 24

約数和(自身を含む): 35291760

約数和(自身を除く): 19326820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42013, 84026, 168052, 210065, 420130, 798247, 840260, 1596494, 3192988, 3991235, 7982470, 15964940]

約数ペア:

[(1, 15964940), (2, 7982470), (4, 3991235), (5, 3192988), (10, 1596494), (19, 840260), (20, 798247), (38, 420130), (76, 210065), (95, 168052), (190, 84026), (380, 42013)]