7328140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2797}}^1$

素因数の和:2937

約数の個数: 24

約数和(自身を含む): 15512112

約数和(自身を除く): 8183972

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2797, 5594, 11188, 13985, 27970, 55940, 366407, 732814, 1465628, 1832035, 3664070, 7328140]

約数ペア:

[(1, 7328140), (2, 3664070), (4, 1832035), (5, 1465628), (10, 732814), (20, 366407), (131, 55940), (262, 27970), (524, 13985), (655, 11188), (1310, 5594), (2620, 2797)]