30920806

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 54931968

約数和(自身を除く): 24011162

約数列:

[1, 2, 7, 14, 41, 82, 103, 206, 287, 523, 574, 721, 1046, 1442, 3661, 4223, 7322, 8446, 21443, 29561, 42886, 53869, 59122, 107738, 150101, 300202, 377083, 754166, 2208629, 4417258, 15460403, 30920806]

約数ペア:

[(1, 30920806), (2, 15460403), (7, 4417258), (14, 2208629), (41, 754166), (82, 377083), (103, 300202), (206, 150101), (287, 107738), (523, 59122), (574, 53869), (721, 42886), (1046, 29561), (1442, 21443), (3661, 8446), (4223, 7322)]