15182140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39953}}^1$

素因数の和:39981

約数の個数: 24

約数和(自身を含む): 33561360

約数和(自身を除く): 18379220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 39953, 79906, 159812, 199765, 399530, 759107, 799060, 1518214, 3036428, 3795535, 7591070, 15182140]

約数ペア:

[(1, 15182140), (2, 7591070), (4, 3795535), (5, 3036428), (10, 1518214), (19, 799060), (20, 759107), (38, 399530), (76, 199765), (95, 159812), (190, 79906), (380, 39953)]