2183996840

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{107269}}^1$

素因数の和:107789

約数の個数: 32

約数和(自身を含む): 4923693000

約数和(自身を除く): 2739696160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 10180, 20360, 107269, 214538, 429076, 536345, 858152, 1072690, 2145380, 4290760, 54599921, 109199842, 218399684, 272999605, 436799368, 545999210, 1091998420, 2183996840]

約数ペア:

[(1, 2183996840), (2, 1091998420), (4, 545999210), (5, 436799368), (8, 272999605), (10, 218399684), (20, 109199842), (40, 54599921), (509, 4290760), (1018, 2145380), (2036, 1072690), (2545, 858152), (4072, 536345), (5090, 429076), (10180, 214538), (20360, 107269)]