16248440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31247}}^1$

素因数の和:31271

約数の個数: 32

約数和(自身を含む): 39372480

約数和(自身を除く): 23124040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31247, 62494, 124988, 156235, 249976, 312470, 406211, 624940, 812422, 1249880, 1624844, 2031055, 3249688, 4062110, 8124220, 16248440]

約数ペア:

[(1, 16248440), (2, 8124220), (4, 4062110), (5, 3249688), (8, 2031055), (10, 1624844), (13, 1249880), (20, 812422), (26, 624940), (40, 406211), (52, 312470), (65, 249976), (104, 156235), (130, 124988), (260, 62494), (520, 31247)]