287350660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1\times {\mathrm{1153}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 640359216

約数和(自身を除く): 353008556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 733, 1153, 1466, 2306, 2932, 3665, 4612, 5765, 7330, 11530, 12461, 14660, 19601, 23060, 24922, 39202, 49844, 62305, 78404, 98005, 124610, 196010, 249220, 392020, 845149, 1690298, 3380596, 4225745, 8451490, 14367533, 16902980, 28735066, 57470132, 71837665, 143675330, 287350660]

約数ペア:

[(1, 287350660), (2, 143675330), (4, 71837665), (5, 57470132), (10, 28735066), (17, 16902980), (20, 14367533), (34, 8451490), (68, 4225745), (85, 3380596), (170, 1690298), (340, 845149), (733, 392020), (1153, 249220), (1466, 196010), (2306, 124610), (2932, 98005), (3665, 78404), (4612, 62305), (5765, 49844), (7330, 39202), (11530, 24922), (12461, 23060), (14660, 19601)]