30131340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26431}}^1$

素因数の和:26462

約数の個数: 48

約数和(自身を含む): 88811520

約数和(自身を除く): 58680180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 26431, 52862, 79293, 105724, 132155, 158586, 264310, 317172, 396465, 502189, 528620, 792930, 1004378, 1506567, 1585860, 2008756, 2510945, 3013134, 5021890, 6026268, 7532835, 10043780, 15065670, 30131340]

約数ペア:

[(1, 30131340), (2, 15065670), (3, 10043780), (4, 7532835), (5, 6026268), (6, 5021890), (10, 3013134), (12, 2510945), (15, 2008756), (19, 1585860), (20, 1506567), (30, 1004378), (38, 792930), (57, 528620), (60, 502189), (76, 396465), (95, 317172), (114, 264310), (190, 158586), (228, 132155), (285, 105724), (380, 79293), (570, 52862), (1140, 26431)]