2155713880

素因数分解:

$2^3\times 5^1\times {\mathrm{8677}}^1\times {\mathrm{6211}}^1$

素因数の和:14899

約数の個数: 32

約数和(自身を含む): 4851696240

約数和(自身を除く): 2695982360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6211, 8677, 12422, 17354, 24844, 31055, 34708, 43385, 49688, 62110, 69416, 86770, 124220, 173540, 248440, 347080, 53892847, 107785694, 215571388, 269464235, 431142776, 538928470, 1077856940, 2155713880]

約数ペア:

[(1, 2155713880), (2, 1077856940), (4, 538928470), (5, 431142776), (8, 269464235), (10, 215571388), (20, 107785694), (40, 53892847), (6211, 347080), (8677, 248440), (12422, 173540), (17354, 124220), (24844, 86770), (31055, 69416), (34708, 62110), (43385, 49688)]