2644480

素因数分解:

$2^9\times 5^1\times {\mathrm{1033}}^1$

素因数の和:1056

約数の個数: 40

約数和(自身を含む): 6346692

約数和(自身を除く): 3702212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1033, 1280, 2066, 2560, 4132, 5165, 8264, 10330, 16528, 20660, 33056, 41320, 66112, 82640, 132224, 165280, 264448, 330560, 528896, 661120, 1322240, 2644480]

約数ペア:

[(1, 2644480), (2, 1322240), (4, 661120), (5, 528896), (8, 330560), (10, 264448), (16, 165280), (20, 132224), (32, 82640), (40, 66112), (64, 41320), (80, 33056), (128, 20660), (160, 16528), (256, 10330), (320, 8264), (512, 5165), (640, 4132), (1033, 2560), (1280, 2066)]