40990285

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13159}}^1$

素因数の和:13260

約数の個数: 16

約数和(自身を含む): 56851200

約数和(自身を除く): 15860915

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 13159, 65795, 92113, 460565, 1171151, 5855755, 8198057, 40990285]

約数ペア:

[(1, 40990285), (5, 8198057), (7, 5855755), (35, 1171151), (89, 460565), (445, 92113), (623, 65795), (3115, 13159)]