7793990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 15800832

約数和(自身を除く): 8006842

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 127, 170, 190, 254, 323, 361, 635, 646, 722, 1270, 1615, 1805, 2159, 2413, 3230, 3610, 4318, 4826, 6137, 10795, 12065, 12274, 21590, 24130, 30685, 41021, 45847, 61370, 82042, 91694, 205105, 229235, 410210, 458470, 779399, 1558798, 3896995, 7793990]

約数ペア:

[(1, 7793990), (2, 3896995), (5, 1558798), (10, 779399), (17, 458470), (19, 410210), (34, 229235), (38, 205105), (85, 91694), (95, 82042), (127, 61370), (170, 45847), (190, 41021), (254, 30685), (323, 24130), (361, 21590), (635, 12274), (646, 12065), (722, 10795), (1270, 6137), (1615, 4826), (1805, 4318), (2159, 3610), (2413, 3230)]