542782040

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{19139}}^1$

素因数の和:19859

約数の個数: 32

約数和(自身を含む): 1223046000

約数和(自身を除く): 680263960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3545, 5672, 7090, 14180, 19139, 28360, 38278, 76556, 95695, 153112, 191390, 382780, 765560, 13569551, 27139102, 54278204, 67847755, 108556408, 135695510, 271391020, 542782040]

約数ペア:

[(1, 542782040), (2, 271391020), (4, 135695510), (5, 108556408), (8, 67847755), (10, 54278204), (20, 27139102), (40, 13569551), (709, 765560), (1418, 382780), (2836, 191390), (3545, 153112), (5672, 95695), (7090, 76556), (14180, 38278), (19139, 28360)]