1900485730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1329011}}^1$

素因数の和:1329042

約数の個数: 32

約数和(自身を含む): 4018932288

約数和(自身を除く): 2118446558

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1329011, 2658022, 6645055, 13290110, 14619121, 17277143, 29238242, 34554286, 73095605, 86385715, 146191210, 172771430, 190048573, 380097146, 950242865, 1900485730]

約数ペア:

[(1, 1900485730), (2, 950242865), (5, 380097146), (10, 190048573), (11, 172771430), (13, 146191210), (22, 86385715), (26, 73095605), (55, 34554286), (65, 29238242), (110, 17277143), (130, 14619121), (143, 13290110), (286, 6645055), (715, 2658022), (1430, 1329011)]