306500020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{806579}}^1$

素因数の和:806607

約数の個数: 24

約数和(自身を含む): 677527200

約数和(自身を除く): 371027180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 806579, 1613158, 3226316, 4032895, 8065790, 15325001, 16131580, 30650002, 61300004, 76625005, 153250010, 306500020]

約数ペア:

[(1, 306500020), (2, 153250010), (4, 76625005), (5, 61300004), (10, 30650002), (19, 16131580), (20, 15325001), (38, 8065790), (76, 4032895), (95, 3226316), (190, 1613158), (380, 806579)]