13436220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31991}}^1$

素因数の和:32010

約数の個数: 48

約数和(自身を含む): 42997248

約数和(自身を除く): 29561028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31991, 63982, 95973, 127964, 159955, 191946, 223937, 319910, 383892, 447874, 479865, 639820, 671811, 895748, 959730, 1119685, 1343622, 1919460, 2239370, 2687244, 3359055, 4478740, 6718110, 13436220]

約数ペア:

[(1, 13436220), (2, 6718110), (3, 4478740), (4, 3359055), (5, 2687244), (6, 2239370), (7, 1919460), (10, 1343622), (12, 1119685), (14, 959730), (15, 895748), (20, 671811), (21, 639820), (28, 479865), (30, 447874), (35, 383892), (42, 319910), (60, 223937), (70, 191946), (84, 159955), (105, 127964), (140, 95973), (210, 63982), (420, 31991)]