12506240

素因数分解:

$2^7\times 5^1\times {\mathrm{19541}}^1$

素因数の和:19560

約数の個数: 32

約数和(自身を含む): 29899260

約数和(自身を除く): 17393020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 19541, 39082, 78164, 97705, 156328, 195410, 312656, 390820, 625312, 781640, 1250624, 1563280, 2501248, 3126560, 6253120, 12506240]

約数ペア:

[(1, 12506240), (2, 6253120), (4, 3126560), (5, 2501248), (8, 1563280), (10, 1250624), (16, 781640), (20, 625312), (32, 390820), (40, 312656), (64, 195410), (80, 156328), (128, 97705), (160, 78164), (320, 39082), (640, 19541)]