5315980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2029}}^1$

素因数の和:2169

約数の個数: 24

約数和(自身を含む): 11254320

約数和(自身を除く): 5938340

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2029, 2620, 4058, 8116, 10145, 20290, 40580, 265799, 531598, 1063196, 1328995, 2657990, 5315980]

約数ペア:

[(1, 5315980), (2, 2657990), (4, 1328995), (5, 1063196), (10, 531598), (20, 265799), (131, 40580), (262, 20290), (524, 10145), (655, 8116), (1310, 4058), (2029, 2620)]