201827840

素因数分解:

$2^9\times 5^1\times {\mathrm{78839}}^1$

素因数の和:78862

約数の個数: 40

約数和(自身を含む): 483919920

約数和(自身を除く): 282092080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 78839, 157678, 315356, 394195, 630712, 788390, 1261424, 1576780, 2522848, 3153560, 5045696, 6307120, 10091392, 12614240, 20182784, 25228480, 40365568, 50456960, 100913920, 201827840]

約数ペア:

[(1, 201827840), (2, 100913920), (4, 50456960), (5, 40365568), (8, 25228480), (10, 20182784), (16, 12614240), (20, 10091392), (32, 6307120), (40, 5045696), (64, 3153560), (80, 2522848), (128, 1576780), (160, 1261424), (256, 788390), (320, 630712), (512, 394195), (640, 315356), (1280, 157678), (2560, 78839)]