2897920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{283}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 6977880

約数和(自身を除く): 4079960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 283, 320, 512, 566, 640, 1024, 1132, 1280, 1415, 2048, 2264, 2560, 2830, 4528, 5120, 5660, 9056, 10240, 11320, 18112, 22640, 36224, 45280, 72448, 90560, 144896, 181120, 289792, 362240, 579584, 724480, 1448960, 2897920]

約数ペア:

[(1, 2897920), (2, 1448960), (4, 724480), (5, 579584), (8, 362240), (10, 289792), (16, 181120), (20, 144896), (32, 90560), (40, 72448), (64, 45280), (80, 36224), (128, 22640), (160, 18112), (256, 11320), (283, 10240), (320, 9056), (512, 5660), (566, 5120), (640, 4528), (1024, 2830), (1132, 2560), (1280, 2264), (1415, 2048)]