13130120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19309}}^1$

素因数の和:19337

約数の個数: 32

約数和(自身を含む): 31282200

約数和(自身を除く): 18152080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19309, 38618, 77236, 96545, 154472, 193090, 328253, 386180, 656506, 772360, 1313012, 1641265, 2626024, 3282530, 6565060, 13130120]

約数ペア:

[(1, 13130120), (2, 6565060), (4, 3282530), (5, 2626024), (8, 1641265), (10, 1313012), (17, 772360), (20, 656506), (34, 386180), (40, 328253), (68, 193090), (85, 154472), (136, 96545), (170, 77236), (340, 38618), (680, 19309)]