31919240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41999}}^1$

素因数の和:42029

約数の個数: 32

約数和(自身を含む): 75600000

約数和(自身を除く): 43680760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 41999, 83998, 167996, 209995, 335992, 419990, 797981, 839980, 1595962, 1679960, 3191924, 3989905, 6383848, 7979810, 15959620, 31919240]

約数ペア:

[(1, 31919240), (2, 15959620), (4, 7979810), (5, 6383848), (8, 3989905), (10, 3191924), (19, 1679960), (20, 1595962), (38, 839980), (40, 797981), (76, 419990), (95, 335992), (152, 209995), (190, 167996), (380, 83998), (760, 41999)]