269540360

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{51439}}^1$

素因数の和:51581

約数の個数: 32

約数和(自身を含む): 611107200

約数和(自身を除く): 341566840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 51439, 102878, 205756, 257195, 411512, 514390, 1028780, 2057560, 6738509, 13477018, 26954036, 33692545, 53908072, 67385090, 134770180, 269540360]

約数ペア:

[(1, 269540360), (2, 134770180), (4, 67385090), (5, 53908072), (8, 33692545), (10, 26954036), (20, 13477018), (40, 6738509), (131, 2057560), (262, 1028780), (524, 514390), (655, 411512), (1048, 257195), (1310, 205756), (2620, 102878), (5240, 51439)]