1539580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1571}}^1$

素因数の和:1594

約数の個数: 36

約数和(自身を含む): 3763368

約数和(自身を除く): 2223788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1571, 3142, 6284, 7855, 10997, 15710, 21994, 31420, 43988, 54985, 76979, 109970, 153958, 219940, 307916, 384895, 769790, 1539580]

約数ペア:

[(1, 1539580), (2, 769790), (4, 384895), (5, 307916), (7, 219940), (10, 153958), (14, 109970), (20, 76979), (28, 54985), (35, 43988), (49, 31420), (70, 21994), (98, 15710), (140, 10997), (196, 7855), (245, 6284), (490, 3142), (980, 1571)]