304431490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{145661}}^1$

素因数の和:145698

約数の個数: 32

約数和(自身を含む): 629259840

約数和(自身を除く): 324828350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 145661, 291322, 728305, 1456610, 1602271, 2767559, 3204542, 5535118, 8011355, 13837795, 16022710, 27675590, 30443149, 60886298, 152215745, 304431490]

約数ペア:

[(1, 304431490), (2, 152215745), (5, 60886298), (10, 30443149), (11, 27675590), (19, 16022710), (22, 13837795), (38, 8011355), (55, 5535118), (95, 3204542), (110, 2767559), (190, 1602271), (209, 1456610), (418, 728305), (1045, 291322), (2090, 145661)]