15861520

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{599}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 37051200

約数和(自身を除く): 21189680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 599, 662, 1198, 1324, 1655, 2396, 2648, 2995, 3310, 4792, 5296, 5990, 6620, 9584, 11980, 13240, 23960, 26480, 47920, 198269, 396538, 793076, 991345, 1586152, 1982690, 3172304, 3965380, 7930760, 15861520]

約数ペア:

[(1, 15861520), (2, 7930760), (4, 3965380), (5, 3172304), (8, 1982690), (10, 1586152), (16, 991345), (20, 793076), (40, 396538), (80, 198269), (331, 47920), (599, 26480), (662, 23960), (1198, 13240), (1324, 11980), (1655, 9584), (2396, 6620), (2648, 5990), (2995, 5296), (3310, 4792)]