1139200

素因数分解:

$2^9\times 5^2\times {\mathrm{89}}^1$

素因数の和:117

約数の個数: 60

約数和(自身を含む): 2854170

約数和(自身を除く): 1714970

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 128, 160, 178, 200, 256, 320, 356, 400, 445, 512, 640, 712, 800, 890, 1280, 1424, 1600, 1780, 2225, 2560, 2848, 3200, 3560, 4450, 5696, 6400, 7120, 8900, 11392, 12800, 14240, 17800, 22784, 28480, 35600, 45568, 56960, 71200, 113920, 142400, 227840, 284800, 569600, 1139200]

約数ペア:

[(1, 1139200), (2, 569600), (4, 284800), (5, 227840), (8, 142400), (10, 113920), (16, 71200), (20, 56960), (25, 45568), (32, 35600), (40, 28480), (50, 22784), (64, 17800), (80, 14240), (89, 12800), (100, 11392), (128, 8900), (160, 7120), (178, 6400), (200, 5696), (256, 4450), (320, 3560), (356, 3200), (400, 2848), (445, 2560), (512, 2225), (640, 1780), (712, 1600), (800, 1424), (890, 1280)]