2685880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 6123600

約数和(自身を除く): 3437720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 809, 830, 1618, 1660, 3236, 3320, 4045, 6472, 8090, 16180, 32360, 67147, 134294, 268588, 335735, 537176, 671470, 1342940, 2685880]

約数ペア:

[(1, 2685880), (2, 1342940), (4, 671470), (5, 537176), (8, 335735), (10, 268588), (20, 134294), (40, 67147), (83, 32360), (166, 16180), (332, 8090), (415, 6472), (664, 4045), (809, 3320), (830, 3236), (1618, 1660)]