38147480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19463}}^1$

素因数の和:19488

約数の個数: 48

約数和(自身を含む): 99850320

約数和(自身を除く): 61702840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 19463, 38926, 77852, 97315, 136241, 155704, 194630, 272482, 389260, 544964, 681205, 778520, 953687, 1089928, 1362410, 1907374, 2724820, 3814748, 4768435, 5449640, 7629496, 9536870, 19073740, 38147480]

約数ペア:

[(1, 38147480), (2, 19073740), (4, 9536870), (5, 7629496), (7, 5449640), (8, 4768435), (10, 3814748), (14, 2724820), (20, 1907374), (28, 1362410), (35, 1089928), (40, 953687), (49, 778520), (56, 681205), (70, 544964), (98, 389260), (140, 272482), (196, 194630), (245, 155704), (280, 136241), (392, 97315), (490, 77852), (980, 38926), (1960, 19463)]