744870140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5320501}}^1$

素因数の和:5320517

約数の個数: 24

約数和(自身を含む): 1787688672

約数和(自身を除く): 1042818532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5320501, 10641002, 21282004, 26602505, 37243507, 53205010, 74487014, 106410020, 148974028, 186217535, 372435070, 744870140]

約数ペア:

[(1, 744870140), (2, 372435070), (4, 186217535), (5, 148974028), (7, 106410020), (10, 74487014), (14, 53205010), (20, 37243507), (28, 26602505), (35, 21282004), (70, 10641002), (140, 5320501)]