20362510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1523}}^1$

素因数の和:1728

約数の個数: 32

約数和(自身を含む): 42135552

約数和(自身を除く): 21773042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 191, 382, 955, 1337, 1523, 1910, 2674, 3046, 6685, 7615, 10661, 13370, 15230, 21322, 53305, 106610, 290893, 581786, 1454465, 2036251, 2908930, 4072502, 10181255, 20362510]

約数ペア:

[(1, 20362510), (2, 10181255), (5, 4072502), (7, 2908930), (10, 2036251), (14, 1454465), (35, 581786), (70, 290893), (191, 106610), (382, 53305), (955, 21322), (1337, 15230), (1523, 13370), (1910, 10661), (2674, 7615), (3046, 6685)]