15820210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1171}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 32740992

約数和(自身を除く): 16920782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1171, 1351, 1930, 2342, 2702, 5855, 6755, 8197, 11710, 13510, 16394, 40985, 81970, 226003, 452006, 1130015, 1582021, 2260030, 3164042, 7910105, 15820210]

約数ペア:

[(1, 15820210), (2, 7910105), (5, 3164042), (7, 2260030), (10, 1582021), (14, 1130015), (35, 452006), (70, 226003), (193, 81970), (386, 40985), (965, 16394), (1171, 13510), (1351, 11710), (1930, 8197), (2342, 6755), (2702, 5855)]