3299840

素因数分解:

$2^9\times 5^1\times {\mathrm{1289}}^1$

素因数の和:1312

約数の個数: 40

約数和(自身を含む): 7918020

約数和(自身を除く): 4618180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 1289, 2560, 2578, 5156, 6445, 10312, 12890, 20624, 25780, 41248, 51560, 82496, 103120, 164992, 206240, 329984, 412480, 659968, 824960, 1649920, 3299840]

約数ペア:

[(1, 3299840), (2, 1649920), (4, 824960), (5, 659968), (8, 412480), (10, 329984), (16, 206240), (20, 164992), (32, 103120), (40, 82496), (64, 51560), (80, 41248), (128, 25780), (160, 20624), (256, 12890), (320, 10312), (512, 6445), (640, 5156), (1280, 2578), (1289, 2560)]