268590980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1918507}}^1$

素因数の和:1918523

約数の個数: 24

約数和(自身を含む): 644618688

約数和(自身を除く): 376027708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1918507, 3837014, 7674028, 9592535, 13429549, 19185070, 26859098, 38370140, 53718196, 67147745, 134295490, 268590980]

約数ペア:

[(1, 268590980), (2, 134295490), (4, 67147745), (5, 53718196), (7, 38370140), (10, 26859098), (14, 19185070), (20, 13429549), (28, 9592535), (35, 7674028), (70, 3837014), (140, 1918507)]