5118980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{709}}^1$

素因数の和:756

約数の個数: 36

約数和(自身を含む): 11361420

約数和(自身を除く): 6242440

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 709, 722, 1418, 1444, 1805, 2836, 3545, 3610, 7090, 7220, 13471, 14180, 26942, 53884, 67355, 134710, 255949, 269420, 511898, 1023796, 1279745, 2559490, 5118980]

約数ペア:

[(1, 5118980), (2, 2559490), (4, 1279745), (5, 1023796), (10, 511898), (19, 269420), (20, 255949), (38, 134710), (76, 67355), (95, 53884), (190, 26942), (361, 14180), (380, 13471), (709, 7220), (722, 7090), (1418, 3610), (1444, 3545), (1805, 2836)]