201556460420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{2139211}}^1$

素因数の和:2139900

約数の個数: 48

約数和(自身を含む): 484454506368

約数和(自身を除く): 282898045948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 673, 1346, 2692, 3365, 4711, 6730, 9422, 13460, 18844, 23555, 47110, 94220, 2139211, 4278422, 8556844, 10696055, 14974477, 21392110, 29948954, 42784220, 59897908, 74872385, 149744770, 299489540, 1439689003, 2879378006, 5758756012, 7198445015, 10077823021, 14396890030, 20155646042, 28793780060, 40311292084, 50389115105, 100778230210, 201556460420]

約数ペア:

[(1, 201556460420), (2, 100778230210), (4, 50389115105), (5, 40311292084), (7, 28793780060), (10, 20155646042), (14, 14396890030), (20, 10077823021), (28, 7198445015), (35, 5758756012), (70, 2879378006), (140, 1439689003), (673, 299489540), (1346, 149744770), (2692, 74872385), (3365, 59897908), (4711, 42784220), (6730, 29948954), (9422, 21392110), (13460, 14974477), (18844, 10696055), (23555, 8556844), (47110, 4278422), (94220, 2139211)]