938980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 2378880

約数和(自身を除く): 1439900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 353, 380, 532, 665, 706, 1330, 1412, 1765, 2471, 2660, 3530, 4942, 6707, 7060, 9884, 12355, 13414, 24710, 26828, 33535, 46949, 49420, 67070, 93898, 134140, 187796, 234745, 469490, 938980]

約数ペア:

[(1, 938980), (2, 469490), (4, 234745), (5, 187796), (7, 134140), (10, 93898), (14, 67070), (19, 49420), (20, 46949), (28, 33535), (35, 26828), (38, 24710), (70, 13414), (76, 12355), (95, 9884), (133, 7060), (140, 6707), (190, 4942), (266, 3530), (353, 2660), (380, 2471), (532, 1765), (665, 1412), (706, 1330)]