15882440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 41247360

約数和(自身を除く): 25364920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 433, 524, 655, 866, 917, 1048, 1310, 1732, 1834, 2165, 2620, 3031, 3464, 3668, 4330, 4585, 5240, 6062, 7336, 8660, 9170, 12124, 15155, 17320, 18340, 24248, 30310, 36680, 56723, 60620, 113446, 121240, 226892, 283615, 397061, 453784, 567230, 794122, 1134460, 1588244, 1985305, 2268920, 3176488, 3970610, 7941220, 15882440]

約数ペア:

[(1, 15882440), (2, 7941220), (4, 3970610), (5, 3176488), (7, 2268920), (8, 1985305), (10, 1588244), (14, 1134460), (20, 794122), (28, 567230), (35, 453784), (40, 397061), (56, 283615), (70, 226892), (131, 121240), (140, 113446), (262, 60620), (280, 56723), (433, 36680), (524, 30310), (655, 24248), (866, 18340), (917, 17320), (1048, 15155), (1310, 12124), (1732, 9170), (1834, 8660), (2165, 7336), (2620, 6062), (3031, 5240), (3464, 4585), (3668, 4330)]