726306140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5187901}}^1$

素因数の和:5187917

約数の個数: 24

約数和(自身を含む): 1743135072

約数和(自身を除く): 1016828932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5187901, 10375802, 20751604, 25939505, 36315307, 51879010, 72630614, 103758020, 145261228, 181576535, 363153070, 726306140]

約数ペア:

[(1, 726306140), (2, 363153070), (4, 181576535), (5, 145261228), (7, 103758020), (10, 72630614), (14, 51879010), (20, 36315307), (28, 25939505), (35, 20751604), (70, 10375802), (140, 5187901)]