40201315

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2131}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 61401600

約数和(自身を除く): 21200285

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 539, 1715, 2131, 2695, 3773, 10655, 14917, 18865, 23441, 74585, 104419, 117205, 164087, 522095, 730933, 820435, 1148609, 3654665, 5743045, 8040263, 40201315]

約数ペア:

[(1, 40201315), (5, 8040263), (7, 5743045), (11, 3654665), (35, 1148609), (49, 820435), (55, 730933), (77, 522095), (245, 164087), (343, 117205), (385, 104419), (539, 74585), (1715, 23441), (2131, 18865), (2695, 14917), (3773, 10655)]