201728409860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{325368403}}^1$

素因数の和:325368443

約数の個数: 24

約数和(自身を含む): 437295134976

約数和(自身を除く): 235566725116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 325368403, 650736806, 1301473612, 1626842015, 3253684030, 6507368060, 10086420493, 20172840986, 40345681972, 50432102465, 100864204930, 201728409860]

約数ペア:

[(1, 201728409860), (2, 100864204930), (4, 50432102465), (5, 40345681972), (10, 20172840986), (20, 10086420493), (31, 6507368060), (62, 3253684030), (124, 1626842015), (155, 1301473612), (310, 650736806), (620, 325368403)]