2009600

素因数分解:

$2^9\times 5^2\times {\mathrm{157}}^1$

素因数の和:185

約数の個数: 60

約数和(自身を含む): 5010654

約数和(自身を除く): 3001054

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 157, 160, 200, 256, 314, 320, 400, 512, 628, 640, 785, 800, 1256, 1280, 1570, 1600, 2512, 2560, 3140, 3200, 3925, 5024, 6280, 6400, 7850, 10048, 12560, 12800, 15700, 20096, 25120, 31400, 40192, 50240, 62800, 80384, 100480, 125600, 200960, 251200, 401920, 502400, 1004800, 2009600]

約数ペア:

[(1, 2009600), (2, 1004800), (4, 502400), (5, 401920), (8, 251200), (10, 200960), (16, 125600), (20, 100480), (25, 80384), (32, 62800), (40, 50240), (50, 40192), (64, 31400), (80, 25120), (100, 20096), (128, 15700), (157, 12800), (160, 12560), (200, 10048), (256, 7850), (314, 6400), (320, 6280), (400, 5024), (512, 3925), (628, 3200), (640, 3140), (785, 2560), (800, 2512), (1256, 1600), (1280, 1570)]