27774890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19423}}^1$

素因数の和:19454

約数の個数: 32

約数和(自身を含む): 58738176

約数和(自身を除く): 30963286

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 19423, 38846, 97115, 194230, 213653, 252499, 427306, 504998, 1068265, 1262495, 2136530, 2524990, 2777489, 5554978, 13887445, 27774890]

約数ペア:

[(1, 27774890), (2, 13887445), (5, 5554978), (10, 2777489), (11, 2524990), (13, 2136530), (22, 1262495), (26, 1068265), (55, 504998), (65, 427306), (110, 252499), (130, 213653), (143, 194230), (286, 97115), (715, 38846), (1430, 19423)]