2166320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2083}}^1$

素因数の和:2109

約数の個数: 40

約数和(自身を含む): 5426736

約数和(自身を除く): 3260416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2083, 4166, 8332, 10415, 16664, 20830, 27079, 33328, 41660, 54158, 83320, 108316, 135395, 166640, 216632, 270790, 433264, 541580, 1083160, 2166320]

約数ペア:

[(1, 2166320), (2, 1083160), (4, 541580), (5, 433264), (8, 270790), (10, 216632), (13, 166640), (16, 135395), (20, 108316), (26, 83320), (40, 54158), (52, 41660), (65, 33328), (80, 27079), (104, 20830), (130, 16664), (208, 10415), (260, 8332), (520, 4166), (1040, 2083)]