1272530140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9089501}}^1$

素因数の和:9089517

約数の個数: 24

約数和(自身を含む): 3054072672

約数和(自身を除く): 1781542532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9089501, 18179002, 36358004, 45447505, 63626507, 90895010, 127253014, 181790020, 254506028, 318132535, 636265070, 1272530140]

約数ペア:

[(1, 1272530140), (2, 636265070), (4, 318132535), (5, 254506028), (7, 181790020), (10, 127253014), (14, 90895010), (20, 63626507), (28, 45447505), (35, 36358004), (70, 18179002), (140, 9089501)]