5557960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3389}}^1$

素因数の和:3441

約数の個数: 32

約数和(自身を含む): 12814200

約数和(自身を除く): 7256240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3389, 6778, 13556, 16945, 27112, 33890, 67780, 135560, 138949, 277898, 555796, 694745, 1111592, 1389490, 2778980, 5557960]

約数ペア:

[(1, 5557960), (2, 2778980), (4, 1389490), (5, 1111592), (8, 694745), (10, 555796), (20, 277898), (40, 138949), (41, 135560), (82, 67780), (164, 33890), (205, 27112), (328, 16945), (410, 13556), (820, 6778), (1640, 3389)]