7027840

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 17136000

約数和(自身を除く): 10108160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 139, 158, 160, 278, 316, 320, 395, 556, 632, 640, 695, 790, 1112, 1264, 1390, 1580, 2224, 2528, 2780, 3160, 4448, 5056, 5560, 6320, 8896, 10112, 10981, 11120, 12640, 17792, 21962, 22240, 25280, 43924, 44480, 50560, 54905, 87848, 88960, 109810, 175696, 219620, 351392, 439240, 702784, 878480, 1405568, 1756960, 3513920, 7027840]

約数ペア:

[(1, 7027840), (2, 3513920), (4, 1756960), (5, 1405568), (8, 878480), (10, 702784), (16, 439240), (20, 351392), (32, 219620), (40, 175696), (64, 109810), (79, 88960), (80, 87848), (128, 54905), (139, 50560), (158, 44480), (160, 43924), (278, 25280), (316, 22240), (320, 21962), (395, 17792), (556, 12640), (632, 11120), (640, 10981), (695, 10112), (790, 8896), (1112, 6320), (1264, 5560), (1390, 5056), (1580, 4448), (2224, 3160), (2528, 2780)]