202938610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20857}}^1$

素因数の和:21010

約数の個数: 32

約数和(自身を含む): 420497280

約数和(自身を除く): 217558670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 20857, 41714, 104285, 145999, 208570, 291998, 729995, 1459990, 2899123, 5798246, 14495615, 20293861, 28991230, 40587722, 101469305, 202938610]

約数ペア:

[(1, 202938610), (2, 101469305), (5, 40587722), (7, 28991230), (10, 20293861), (14, 14495615), (35, 5798246), (70, 2899123), (139, 1459990), (278, 729995), (695, 291998), (973, 208570), (1390, 145999), (1946, 104285), (4865, 41714), (9730, 20857)]