19578045320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13228409}}^1$

素因数の和:13228457

約数の個数: 32

約数和(自身を含む): 45241162200

約数和(自身を除く): 25663116880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13228409, 26456818, 52913636, 66142045, 105827272, 132284090, 264568180, 489451133, 529136360, 978902266, 1957804532, 2447255665, 3915609064, 4894511330, 9789022660, 19578045320]

約数ペア:

[(1, 19578045320), (2, 9789022660), (4, 4894511330), (5, 3915609064), (8, 2447255665), (10, 1957804532), (20, 978902266), (37, 529136360), (40, 489451133), (74, 264568180), (148, 132284090), (185, 105827272), (296, 66142045), (370, 52913636), (740, 26456818), (1480, 13228409)]