43960000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 140

約数和(自身を含む): 125372368

約数和(自身を除く): 81412368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 157, 160, 175, 200, 224, 250, 280, 314, 320, 350, 400, 448, 500, 560, 625, 628, 700, 785, 800, 875, 1000, 1099, 1120, 1250, 1256, 1400, 1570, 1600, 1750, 2000, 2198, 2240, 2500, 2512, 2800, 3140, 3500, 3925, 4000, 4375, 4396, 5000, 5024, 5495, 5600, 6280, 7000, 7850, 8000, 8750, 8792, 10000, 10048, 10990, 11200, 12560, 14000, 15700, 17500, 17584, 19625, 20000, 21980, 25120, 27475, 28000, 31400, 35000, 35168, 39250, 40000, 43960, 50240, 54950, 56000, 62800, 70000, 70336, 78500, 87920, 98125, 109900, 125600, 137375, 140000, 157000, 175840, 196250, 219800, 251200, 274750, 280000, 314000, 351680, 392500, 439600, 549500, 628000, 686875, 785000, 879200, 1099000, 1256000, 1373750, 1570000, 1758400, 2198000, 2747500, 3140000, 4396000, 5495000, 6280000, 8792000, 10990000, 21980000, 43960000]

約数ペア:

[(1, 43960000), (2, 21980000), (4, 10990000), (5, 8792000), (7, 6280000), (8, 5495000), (10, 4396000), (14, 3140000), (16, 2747500), (20, 2198000), (25, 1758400), (28, 1570000), (32, 1373750), (35, 1256000), (40, 1099000), (50, 879200), (56, 785000), (64, 686875), (70, 628000), (80, 549500), (100, 439600), (112, 392500), (125, 351680), (140, 314000), (157, 280000), (160, 274750), (175, 251200), (200, 219800), (224, 196250), (250, 175840), (280, 157000), (314, 140000), (320, 137375), (350, 125600), (400, 109900), (448, 98125), (500, 87920), (560, 78500), (625, 70336), (628, 70000), (700, 62800), (785, 56000), (800, 54950), (875, 50240), (1000, 43960), (1099, 40000), (1120, 39250), (1250, 35168), (1256, 35000), (1400, 31400), (1570, 28000), (1600, 27475), (1750, 25120), (2000, 21980), (2198, 20000), (2240, 19625), (2500, 17584), (2512, 17500), (2800, 15700), (3140, 14000), (3500, 12560), (3925, 11200), (4000, 10990), (4375, 10048), (4396, 10000), (5000, 8792), (5024, 8750), (5495, 8000), (5600, 7850), (6280, 7000)]