554984120

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{105913}}^1$

素因数の和:106055

約数の個数: 32

約数和(自身を含む): 1258258320

約数和(自身を除く): 703274200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 105913, 211826, 423652, 529565, 847304, 1059130, 2118260, 4236520, 13874603, 27749206, 55498412, 69373015, 110996824, 138746030, 277492060, 554984120]

約数ペア:

[(1, 554984120), (2, 277492060), (4, 138746030), (5, 110996824), (8, 69373015), (10, 55498412), (20, 27749206), (40, 13874603), (131, 4236520), (262, 2118260), (524, 1059130), (655, 847304), (1048, 529565), (1310, 423652), (2620, 211826), (5240, 105913)]