619462660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{9539}}^1$

素因数の和:9756

約数の個数: 48

約数和(自身を含む): 1384750080

約数和(自身を除く): 765287420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 764, 955, 1910, 3247, 3820, 6494, 9539, 12988, 16235, 19078, 32470, 38156, 47695, 64940, 95390, 162163, 190780, 324326, 648652, 810815, 1621630, 1821949, 3243260, 3643898, 7287796, 9109745, 18219490, 30973133, 36438980, 61946266, 123892532, 154865665, 309731330, 619462660]

約数ペア:

[(1, 619462660), (2, 309731330), (4, 154865665), (5, 123892532), (10, 61946266), (17, 36438980), (20, 30973133), (34, 18219490), (68, 9109745), (85, 7287796), (170, 3643898), (191, 3243260), (340, 1821949), (382, 1621630), (764, 810815), (955, 648652), (1910, 324326), (3247, 190780), (3820, 162163), (6494, 95390), (9539, 64940), (12988, 47695), (16235, 38156), (19078, 32470)]