15698988280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4046131}}^1$

素因数の和:4046239

約数の個数: 32

約数和(自身を含む): 35686884240

約数和(自身を除く): 19987895960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4046131, 8092262, 16184524, 20230655, 32369048, 40461310, 80922620, 161845240, 392474707, 784949414, 1569898828, 1962373535, 3139797656, 3924747070, 7849494140, 15698988280]

約数ペア:

[(1, 15698988280), (2, 7849494140), (4, 3924747070), (5, 3139797656), (8, 1962373535), (10, 1569898828), (20, 784949414), (40, 392474707), (97, 161845240), (194, 80922620), (388, 40461310), (485, 32369048), (776, 20230655), (970, 16184524), (1940, 8092262), (3880, 4046131)]