3430280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{12251}}^1$

素因数の和:12269

約数の個数: 32

約数和(自身を含む): 8821440

約数和(自身を除く): 5391160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 12251, 24502, 49004, 61255, 85757, 98008, 122510, 171514, 245020, 343028, 428785, 490040, 686056, 857570, 1715140, 3430280]

約数ペア:

[(1, 3430280), (2, 1715140), (4, 857570), (5, 686056), (7, 490040), (8, 428785), (10, 343028), (14, 245020), (20, 171514), (28, 122510), (35, 98008), (40, 85757), (56, 61255), (70, 49004), (140, 24502), (280, 12251)]