42689560

素因数分解:

$2^3\times 5^1\times {\mathrm{1067239}}^1$

素因数の和:1067250

約数の個数: 16

約数和(自身を含む): 96051600

約数和(自身を除く): 53362040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1067239, 2134478, 4268956, 5336195, 8537912, 10672390, 21344780, 42689560]

約数ペア:

[(1, 42689560), (2, 21344780), (4, 10672390), (5, 8537912), (8, 5336195), (10, 4268956), (20, 2134478), (40, 1067239)]