8870290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6203}}^1$

素因数の和:6234

約数の個数: 32

約数和(自身を含む): 18760896

約数和(自身を除く): 9890606

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 6203, 12406, 31015, 62030, 68233, 80639, 136466, 161278, 341165, 403195, 682330, 806390, 887029, 1774058, 4435145, 8870290]

約数ペア:

[(1, 8870290), (2, 4435145), (5, 1774058), (10, 887029), (11, 806390), (13, 682330), (22, 403195), (26, 341165), (55, 161278), (65, 136466), (110, 80639), (130, 68233), (143, 62030), (286, 31015), (715, 12406), (1430, 6203)]