5481340

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1229}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 11571840

約数和(自身を除く): 6090500

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1229, 2230, 2458, 4460, 4916, 6145, 12290, 24580, 274067, 548134, 1096268, 1370335, 2740670, 5481340]

約数ペア:

[(1, 5481340), (2, 2740670), (4, 1370335), (5, 1096268), (10, 548134), (20, 274067), (223, 24580), (446, 12290), (892, 6145), (1115, 4916), (1229, 4460), (2230, 2458)]