130449860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{210403}}^1$

素因数の和:210443

約数の個数: 24

約数和(自身を含む): 282782976

約数和(自身を除く): 152333116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 210403, 420806, 841612, 1052015, 2104030, 4208060, 6522493, 13044986, 26089972, 32612465, 65224930, 130449860]

約数ペア:

[(1, 130449860), (2, 65224930), (4, 32612465), (5, 26089972), (10, 13044986), (20, 6522493), (31, 4208060), (62, 2104030), (124, 1052015), (155, 841612), (310, 420806), (620, 210403)]