1030718720

素因数分解:

$2^8\times 5^1\times {\mathrm{805249}}^1$

素因数の和:805270

約数の個数: 36

約数和(自身を含む): 2468896500

約数和(自身を除く): 1438177780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 805249, 1610498, 3220996, 4026245, 6441992, 8052490, 12883984, 16104980, 25767968, 32209960, 51535936, 64419920, 103071872, 128839840, 206143744, 257679680, 515359360, 1030718720]

約数ペア:

[(1, 1030718720), (2, 515359360), (4, 257679680), (5, 206143744), (8, 128839840), (10, 103071872), (16, 64419920), (20, 51535936), (32, 32209960), (40, 25767968), (64, 16104980), (80, 12883984), (128, 8052490), (160, 6441992), (256, 4026245), (320, 3220996), (640, 1610498), (1280, 805249)]