285554080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{254959}}^1$

素因数の和:254981

約数の個数: 48

約数和(自身を含む): 770999040

約数和(自身を除く): 485444960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 254959, 509918, 1019836, 1274795, 1784713, 2039672, 2549590, 3569426, 4079344, 5099180, 7138852, 8158688, 8923565, 10198360, 14277704, 17847130, 20396720, 28555408, 35694260, 40793440, 57110816, 71388520, 142777040, 285554080]

約数ペア:

[(1, 285554080), (2, 142777040), (4, 71388520), (5, 57110816), (7, 40793440), (8, 35694260), (10, 28555408), (14, 20396720), (16, 17847130), (20, 14277704), (28, 10198360), (32, 8923565), (35, 8158688), (40, 7138852), (56, 5099180), (70, 4079344), (80, 3569426), (112, 2549590), (140, 2039672), (160, 1784713), (224, 1274795), (280, 1019836), (560, 509918), (1120, 254959)]