1570562980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{43651}}^1$

素因数の和:43924

約数の個数: 48

約数和(自身を含む): 3784104576

約数和(自身を除く): 2213541596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 8995, 17990, 35980, 43651, 87302, 174604, 218255, 305557, 436510, 611114, 873020, 1222228, 1527785, 3055570, 6111140, 11218307, 22436614, 44873228, 56091535, 78528149, 112183070, 157056298, 224366140, 314112596, 392640745, 785281490, 1570562980]

約数ペア:

[(1, 1570562980), (2, 785281490), (4, 392640745), (5, 314112596), (7, 224366140), (10, 157056298), (14, 112183070), (20, 78528149), (28, 56091535), (35, 44873228), (70, 22436614), (140, 11218307), (257, 6111140), (514, 3055570), (1028, 1527785), (1285, 1222228), (1799, 873020), (2570, 611114), (3598, 436510), (5140, 305557), (7196, 218255), (8995, 174604), (17990, 87302), (35980, 43651)]