13789060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 30824640

約数和(自身を除く): 17035580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 277, 380, 524, 554, 655, 1108, 1310, 1385, 2489, 2620, 2770, 4978, 5263, 5540, 9956, 10526, 12445, 21052, 24890, 26315, 36287, 49780, 52630, 72574, 105260, 145148, 181435, 362870, 689453, 725740, 1378906, 2757812, 3447265, 6894530, 13789060]

約数ペア:

[(1, 13789060), (2, 6894530), (4, 3447265), (5, 2757812), (10, 1378906), (19, 725740), (20, 689453), (38, 362870), (76, 181435), (95, 145148), (131, 105260), (190, 72574), (262, 52630), (277, 49780), (380, 36287), (524, 26315), (554, 24890), (655, 21052), (1108, 12445), (1310, 10526), (1385, 9956), (2489, 5540), (2620, 5263), (2770, 4978)]