15914840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7507}}^1$

素因数の和:7571

約数の個数: 32

約数和(自身を含む): 36488880

約数和(自身を除く): 20574040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7507, 15014, 30028, 37535, 60056, 75070, 150140, 300280, 397871, 795742, 1591484, 1989355, 3182968, 3978710, 7957420, 15914840]

約数ペア:

[(1, 15914840), (2, 7957420), (4, 3978710), (5, 3182968), (8, 1989355), (10, 1591484), (20, 795742), (40, 397871), (53, 300280), (106, 150140), (212, 75070), (265, 60056), (424, 37535), (530, 30028), (1060, 15014), (2120, 7507)]