13840000

素因数分解:

$2^7\times 5^4\times {\mathrm{173}}^1$

素因数の和:207

約数の個数: 80

約数和(自身を含む): 34652970

約数和(自身を除く): 20812970

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 173, 200, 250, 320, 346, 400, 500, 625, 640, 692, 800, 865, 1000, 1250, 1384, 1600, 1730, 2000, 2500, 2768, 3200, 3460, 4000, 4325, 5000, 5536, 6920, 8000, 8650, 10000, 11072, 13840, 16000, 17300, 20000, 21625, 22144, 27680, 34600, 40000, 43250, 55360, 69200, 80000, 86500, 108125, 110720, 138400, 173000, 216250, 276800, 346000, 432500, 553600, 692000, 865000, 1384000, 1730000, 2768000, 3460000, 6920000, 13840000]

約数ペア:

[(1, 13840000), (2, 6920000), (4, 3460000), (5, 2768000), (8, 1730000), (10, 1384000), (16, 865000), (20, 692000), (25, 553600), (32, 432500), (40, 346000), (50, 276800), (64, 216250), (80, 173000), (100, 138400), (125, 110720), (128, 108125), (160, 86500), (173, 80000), (200, 69200), (250, 55360), (320, 43250), (346, 40000), (400, 34600), (500, 27680), (625, 22144), (640, 21625), (692, 20000), (800, 17300), (865, 16000), (1000, 13840), (1250, 11072), (1384, 10000), (1600, 8650), (1730, 8000), (2000, 6920), (2500, 5536), (2768, 5000), (3200, 4325), (3460, 4000)]