2913380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 6537216

約数和(自身を除く): 3623836

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 127, 148, 155, 185, 254, 310, 370, 508, 620, 635, 740, 1147, 1270, 2294, 2540, 3937, 4588, 4699, 5735, 7874, 9398, 11470, 15748, 18796, 19685, 22940, 23495, 39370, 46990, 78740, 93980, 145669, 291338, 582676, 728345, 1456690, 2913380]

約数ペア:

[(1, 2913380), (2, 1456690), (4, 728345), (5, 582676), (10, 291338), (20, 145669), (31, 93980), (37, 78740), (62, 46990), (74, 39370), (124, 23495), (127, 22940), (148, 19685), (155, 18796), (185, 15748), (254, 11470), (310, 9398), (370, 7874), (508, 5735), (620, 4699), (635, 4588), (740, 3937), (1147, 2540), (1270, 2294)]