1567997240

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{404123}}^1$

素因数の和:404231

約数の個数: 32

約数和(自身を含む): 3564373680

約数和(自身を除く): 1996376440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 404123, 808246, 1616492, 2020615, 3232984, 4041230, 8082460, 16164920, 39199931, 78399862, 156799724, 195999655, 313599448, 391999310, 783998620, 1567997240]

約数ペア:

[(1, 1567997240), (2, 783998620), (4, 391999310), (5, 313599448), (8, 195999655), (10, 156799724), (20, 78399862), (40, 39199931), (97, 16164920), (194, 8082460), (388, 4041230), (485, 3232984), (776, 2020615), (970, 1616492), (1940, 808246), (3880, 404123)]