8288840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4229}}^1$

素因数の和:4254

約数の個数: 48

約数和(自身を含む): 21699900

約数和(自身を除く): 13411060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4229, 8458, 16916, 21145, 29603, 33832, 42290, 59206, 84580, 118412, 148015, 169160, 207221, 236824, 296030, 414442, 592060, 828884, 1036105, 1184120, 1657768, 2072210, 4144420, 8288840]

約数ペア:

[(1, 8288840), (2, 4144420), (4, 2072210), (5, 1657768), (7, 1184120), (8, 1036105), (10, 828884), (14, 592060), (20, 414442), (28, 296030), (35, 236824), (40, 207221), (49, 169160), (56, 148015), (70, 118412), (98, 84580), (140, 59206), (196, 42290), (245, 33832), (280, 29603), (392, 21145), (490, 16916), (980, 8458), (1960, 4229)]