2911760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2141}}^1$

素因数の和:2171

約数の個数: 40

約数和(自身を含む): 7171416

約数和(自身を除く): 4259656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2141, 4282, 8564, 10705, 17128, 21410, 34256, 36397, 42820, 72794, 85640, 145588, 171280, 181985, 291176, 363970, 582352, 727940, 1455880, 2911760]

約数ペア:

[(1, 2911760), (2, 1455880), (4, 727940), (5, 582352), (8, 363970), (10, 291176), (16, 181985), (17, 171280), (20, 145588), (34, 85640), (40, 72794), (68, 42820), (80, 36397), (85, 34256), (136, 21410), (170, 17128), (272, 10705), (340, 8564), (680, 4282), (1360, 2141)]