7621660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 17418240

約数和(自身を除く): 9796580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 647, 1178, 1294, 2356, 2588, 2945, 3235, 5890, 6470, 11780, 12293, 12940, 20057, 24586, 40114, 49172, 61465, 80228, 100285, 122930, 200570, 245860, 381083, 401140, 762166, 1524332, 1905415, 3810830, 7621660]

約数ペア:

[(1, 7621660), (2, 3810830), (4, 1905415), (5, 1524332), (10, 762166), (19, 401140), (20, 381083), (31, 245860), (38, 200570), (62, 122930), (76, 100285), (95, 80228), (124, 61465), (155, 49172), (190, 40114), (310, 24586), (380, 20057), (589, 12940), (620, 12293), (647, 11780), (1178, 6470), (1294, 5890), (2356, 3235), (2588, 2945)]