19029080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67961}}^1$

素因数の和:67979

約数の個数: 32

約数和(自身を含む): 48932640

約数和(自身を除く): 29903560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 67961, 135922, 271844, 339805, 475727, 543688, 679610, 951454, 1359220, 1902908, 2378635, 2718440, 3805816, 4757270, 9514540, 19029080]

約数ペア:

[(1, 19029080), (2, 9514540), (4, 4757270), (5, 3805816), (7, 2718440), (8, 2378635), (10, 1902908), (14, 1359220), (20, 951454), (28, 679610), (35, 543688), (40, 475727), (56, 339805), (70, 271844), (140, 135922), (280, 67961)]