27258980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{194707}}^1$

素因数の和:194723

約数の個数: 24

約数和(自身を含む): 65421888

約数和(自身を除く): 38162908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 194707, 389414, 778828, 973535, 1362949, 1947070, 2725898, 3894140, 5451796, 6814745, 13629490, 27258980]

約数ペア:

[(1, 27258980), (2, 13629490), (4, 6814745), (5, 5451796), (7, 3894140), (10, 2725898), (14, 1947070), (20, 1362949), (28, 973535), (35, 778828), (70, 389414), (140, 194707)]