40479985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 61205760

約数和(自身を除く): 20725775

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2069, 2795, 3913, 10345, 14483, 19565, 26897, 72415, 88967, 134485, 188279, 444835, 622769, 941395, 1156571, 3113845, 5782855, 8095997, 40479985]

約数ペア:

[(1, 40479985), (5, 8095997), (7, 5782855), (13, 3113845), (35, 1156571), (43, 941395), (65, 622769), (91, 444835), (215, 188279), (301, 134485), (455, 88967), (559, 72415), (1505, 26897), (2069, 19565), (2795, 14483), (3913, 10345)]