13968040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18379}}^1$

素因数の和:18409

約数の個数: 32

約数和(自身を含む): 33084000

約数和(自身を除く): 19115960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 18379, 36758, 73516, 91895, 147032, 183790, 349201, 367580, 698402, 735160, 1396804, 1746005, 2793608, 3492010, 6984020, 13968040]

約数ペア:

[(1, 13968040), (2, 6984020), (4, 3492010), (5, 2793608), (8, 1746005), (10, 1396804), (19, 735160), (20, 698402), (38, 367580), (40, 349201), (76, 183790), (95, 147032), (152, 91895), (190, 73516), (380, 36758), (760, 18379)]