54564980

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4243}}^1$

素因数の和:4895

約数の個数: 24

約数和(自身を含む): 114791712

約数和(自身を除く): 60226732

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 4243, 6430, 8486, 12860, 16972, 21215, 42430, 84860, 2728249, 5456498, 10912996, 13641245, 27282490, 54564980]

約数ペア:

[(1, 54564980), (2, 27282490), (4, 13641245), (5, 10912996), (10, 5456498), (20, 2728249), (643, 84860), (1286, 42430), (2572, 21215), (3215, 16972), (4243, 12860), (6430, 8486)]