16992146560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{856459}}^1$

素因数の和:856509

約数の個数: 64

約数和(自身を含む): 41932281600

約数和(自身を除く): 24940135040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 856459, 1712918, 3425836, 4282295, 6851672, 8564590, 13703344, 17129180, 26550229, 27406688, 34258360, 53100458, 54813376, 68516720, 106200916, 109626752, 132751145, 137033440, 212401832, 265502290, 274066880, 424803664, 531004580, 548133760, 849607328, 1062009160, 1699214656, 2124018320, 3398429312, 4248036640, 8496073280, 16992146560]

約数ペア:

[(1, 16992146560), (2, 8496073280), (4, 4248036640), (5, 3398429312), (8, 2124018320), (10, 1699214656), (16, 1062009160), (20, 849607328), (31, 548133760), (32, 531004580), (40, 424803664), (62, 274066880), (64, 265502290), (80, 212401832), (124, 137033440), (128, 132751145), (155, 109626752), (160, 106200916), (248, 68516720), (310, 54813376), (320, 53100458), (496, 34258360), (620, 27406688), (640, 26550229), (992, 17129180), (1240, 13703344), (1984, 8564590), (2480, 6851672), (3968, 4282295), (4960, 3425836), (9920, 1712918), (19840, 856459)]