5432920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 12402720

約数和(自身を除く): 6969800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1913, 2840, 3826, 7652, 9565, 15304, 19130, 38260, 76520, 135823, 271646, 543292, 679115, 1086584, 1358230, 2716460, 5432920]

約数ペア:

[(1, 5432920), (2, 2716460), (4, 1358230), (5, 1086584), (8, 679115), (10, 543292), (20, 271646), (40, 135823), (71, 76520), (142, 38260), (284, 19130), (355, 15304), (568, 9565), (710, 7652), (1420, 3826), (1913, 2840)]