15898880

素因数分解:

$2^8\times 5^1\times {\mathrm{12421}}^1$

素因数の和:12442

約数の個数: 36

約数和(自身を含む): 38085852

約数和(自身を除く): 22186972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12421, 24842, 49684, 62105, 99368, 124210, 198736, 248420, 397472, 496840, 794944, 993680, 1589888, 1987360, 3179776, 3974720, 7949440, 15898880]

約数ペア:

[(1, 15898880), (2, 7949440), (4, 3974720), (5, 3179776), (8, 1987360), (10, 1589888), (16, 993680), (20, 794944), (32, 496840), (40, 397472), (64, 248420), (80, 198736), (128, 124210), (160, 99368), (256, 62105), (320, 49684), (640, 24842), (1280, 12421)]