19400910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 49896000

約数和(自身を除く): 30495090

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 109, 170, 218, 255, 327, 349, 510, 545, 654, 698, 1047, 1090, 1635, 1745, 1853, 2094, 3270, 3490, 3706, 5235, 5559, 5933, 9265, 10470, 11118, 11866, 17799, 18530, 27795, 29665, 35598, 38041, 55590, 59330, 76082, 88995, 114123, 177990, 190205, 228246, 380410, 570615, 646697, 1141230, 1293394, 1940091, 3233485, 3880182, 6466970, 9700455, 19400910]

約数ペア:

[(1, 19400910), (2, 9700455), (3, 6466970), (5, 3880182), (6, 3233485), (10, 1940091), (15, 1293394), (17, 1141230), (30, 646697), (34, 570615), (51, 380410), (85, 228246), (102, 190205), (109, 177990), (170, 114123), (218, 88995), (255, 76082), (327, 59330), (349, 55590), (510, 38041), (545, 35598), (654, 29665), (698, 27795), (1047, 18530), (1090, 17799), (1635, 11866), (1745, 11118), (1853, 10470), (2094, 9265), (3270, 5933), (3490, 5559), (3706, 5235)]