19085640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{22721}}^1$

素因数の和:22742

約数の個数: 64

約数和(自身を含む): 65439360

約数和(自身を除く): 46353720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 22721, 45442, 68163, 90884, 113605, 136326, 159047, 181768, 227210, 272652, 318094, 340815, 454420, 477141, 545304, 636188, 681630, 795235, 908840, 954282, 1272376, 1363260, 1590470, 1908564, 2385705, 2726520, 3180940, 3817128, 4771410, 6361880, 9542820, 19085640]

約数ペア:

[(1, 19085640), (2, 9542820), (3, 6361880), (4, 4771410), (5, 3817128), (6, 3180940), (7, 2726520), (8, 2385705), (10, 1908564), (12, 1590470), (14, 1363260), (15, 1272376), (20, 954282), (21, 908840), (24, 795235), (28, 681630), (30, 636188), (35, 545304), (40, 477141), (42, 454420), (56, 340815), (60, 318094), (70, 272652), (84, 227210), (105, 181768), (120, 159047), (140, 136326), (168, 113605), (210, 90884), (280, 68163), (420, 45442), (840, 22721)]