54031880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{192971}}^1$

素因数の和:192989

約数の個数: 32

約数和(自身を含む): 138939840

約数和(自身を除く): 84907960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 192971, 385942, 771884, 964855, 1350797, 1543768, 1929710, 2701594, 3859420, 5403188, 6753985, 7718840, 10806376, 13507970, 27015940, 54031880]

約数ペア:

[(1, 54031880), (2, 27015940), (4, 13507970), (5, 10806376), (7, 7718840), (8, 6753985), (10, 5403188), (14, 3859420), (20, 2701594), (28, 1929710), (35, 1543768), (40, 1350797), (56, 964855), (70, 771884), (140, 385942), (280, 192971)]