9139840

素因数分解:

$2^7\times 5^1\times {\mathrm{14281}}^1$

素因数の和:14300

約数の個数: 32

約数和(自身を含む): 21851460

約数和(自身を除く): 12711620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 14281, 28562, 57124, 71405, 114248, 142810, 228496, 285620, 456992, 571240, 913984, 1142480, 1827968, 2284960, 4569920, 9139840]

約数ペア:

[(1, 9139840), (2, 4569920), (4, 2284960), (5, 1827968), (8, 1142480), (10, 913984), (16, 571240), (20, 456992), (32, 285620), (40, 228496), (64, 142810), (80, 114248), (128, 71405), (160, 57124), (320, 28562), (640, 14281)]