40040312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{877}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 81127200

約数和(自身を除く): 41086888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 439, 877, 878, 1754, 1756, 3508, 3512, 5707, 7016, 11401, 11414, 22802, 22828, 45604, 45656, 91208, 385003, 770006, 1540012, 3080024, 5005039, 10010078, 20020156, 40040312]

約数ペア:

[(1, 40040312), (2, 20020156), (4, 10010078), (8, 5005039), (13, 3080024), (26, 1540012), (52, 770006), (104, 385003), (439, 91208), (877, 45656), (878, 45604), (1754, 22828), (1756, 22802), (3508, 11414), (3512, 11401), (5707, 7016)]