53128040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{189743}}^1$

素因数の和:189761

約数の個数: 32

約数和(自身を含む): 136615680

約数和(自身を除く): 83487640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 189743, 379486, 758972, 948715, 1328201, 1517944, 1897430, 2656402, 3794860, 5312804, 6641005, 7589720, 10625608, 13282010, 26564020, 53128040]

約数ペア:

[(1, 53128040), (2, 26564020), (4, 13282010), (5, 10625608), (7, 7589720), (8, 6641005), (10, 5312804), (14, 3794860), (20, 2656402), (28, 1897430), (35, 1517944), (40, 1328201), (56, 948715), (70, 758972), (140, 379486), (280, 189743)]