13260680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19501}}^1$

素因数の和:19529

約数の個数: 32

約数和(自身を含む): 31593240

約数和(自身を除く): 18332560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19501, 39002, 78004, 97505, 156008, 195010, 331517, 390020, 663034, 780040, 1326068, 1657585, 2652136, 3315170, 6630340, 13260680]

約数ペア:

[(1, 13260680), (2, 6630340), (4, 3315170), (5, 2652136), (8, 1657585), (10, 1326068), (17, 780040), (20, 663034), (34, 390020), (40, 331517), (68, 195010), (85, 156008), (136, 97505), (170, 78004), (340, 39002), (680, 19501)]