38430280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137251}}^1$

素因数の和:137269

約数の個数: 32

約数和(自身を含む): 98821440

約数和(自身を除く): 60391160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 137251, 274502, 549004, 686255, 960757, 1098008, 1372510, 1921514, 2745020, 3843028, 4803785, 5490040, 7686056, 9607570, 19215140, 38430280]

約数ペア:

[(1, 38430280), (2, 19215140), (4, 9607570), (5, 7686056), (7, 5490040), (8, 4803785), (10, 3843028), (14, 2745020), (20, 1921514), (28, 1372510), (35, 1098008), (40, 960757), (56, 686255), (70, 549004), (140, 274502), (280, 137251)]