15390140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14519}}^1$

素因数の和:14581

約数の個数: 24

約数和(自身を含む): 32931360

約数和(自身を除く): 17541220

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 14519, 29038, 58076, 72595, 145190, 290380, 769507, 1539014, 3078028, 3847535, 7695070, 15390140]

約数ペア:

[(1, 15390140), (2, 7695070), (4, 3847535), (5, 3078028), (10, 1539014), (20, 769507), (53, 290380), (106, 145190), (212, 72595), (265, 58076), (530, 29038), (1060, 14519)]