193480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{691}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 498240

約数和(自身を除く): 304760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 691, 1382, 2764, 3455, 4837, 5528, 6910, 9674, 13820, 19348, 24185, 27640, 38696, 48370, 96740, 193480]

約数ペア:

[(1, 193480), (2, 96740), (4, 48370), (5, 38696), (7, 27640), (8, 24185), (10, 19348), (14, 13820), (20, 9674), (28, 6910), (35, 5528), (40, 4837), (56, 3455), (70, 2764), (140, 1382), (280, 691)]