391435860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{49801}}^1$

素因数の和:49944

約数の個数: 48

約数和(自身を含む): 1104409152

約数和(自身を除く): 712973292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 49801, 99602, 149403, 199204, 249005, 298806, 498010, 597612, 747015, 996020, 1494030, 2988060, 6523931, 13047862, 19571793, 26095724, 32619655, 39143586, 65239310, 78287172, 97858965, 130478620, 195717930, 391435860]

約数ペア:

[(1, 391435860), (2, 195717930), (3, 130478620), (4, 97858965), (5, 78287172), (6, 65239310), (10, 39143586), (12, 32619655), (15, 26095724), (20, 19571793), (30, 13047862), (60, 6523931), (131, 2988060), (262, 1494030), (393, 996020), (524, 747015), (655, 597612), (786, 498010), (1310, 298806), (1572, 249005), (1965, 199204), (2620, 149403), (3930, 99602), (7860, 49801)]