8135980

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1229}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 17151120

約数和(自身を除く): 9015140

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1229, 1324, 1655, 2458, 3310, 4916, 6145, 6620, 12290, 24580, 406799, 813598, 1627196, 2033995, 4067990, 8135980]

約数ペア:

[(1, 8135980), (2, 4067990), (4, 2033995), (5, 1627196), (10, 813598), (20, 406799), (331, 24580), (662, 12290), (1229, 6620), (1324, 6145), (1655, 4916), (2458, 3310)]