40187105

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2769

約数の個数: 24

約数和(自身を含む): 57038760

約数和(自身を除く): 16851655

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2689, 2989, 13445, 14945, 18823, 94115, 131761, 164029, 658805, 820145, 1148203, 5741015, 8037421, 40187105]

約数ペア:

[(1, 40187105), (5, 8037421), (7, 5741015), (35, 1148203), (49, 820145), (61, 658805), (245, 164029), (305, 131761), (427, 94115), (2135, 18823), (2689, 14945), (2989, 13445)]