10990000

素因数分解:

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

素因数の和:192

約数の個数: 100

約数和(自身を含む): 30602704

約数和(自身を除く): 19612704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 157, 175, 200, 250, 280, 314, 350, 400, 500, 560, 625, 628, 700, 785, 875, 1000, 1099, 1250, 1256, 1400, 1570, 1750, 2000, 2198, 2500, 2512, 2800, 3140, 3500, 3925, 4375, 4396, 5000, 5495, 6280, 7000, 7850, 8750, 8792, 10000, 10990, 12560, 14000, 15700, 17500, 17584, 19625, 21980, 27475, 31400, 35000, 39250, 43960, 54950, 62800, 70000, 78500, 87920, 98125, 109900, 137375, 157000, 196250, 219800, 274750, 314000, 392500, 439600, 549500, 686875, 785000, 1099000, 1373750, 1570000, 2198000, 2747500, 5495000, 10990000]

約数ペア:

[(1, 10990000), (2, 5495000), (4, 2747500), (5, 2198000), (7, 1570000), (8, 1373750), (10, 1099000), (14, 785000), (16, 686875), (20, 549500), (25, 439600), (28, 392500), (35, 314000), (40, 274750), (50, 219800), (56, 196250), (70, 157000), (80, 137375), (100, 109900), (112, 98125), (125, 87920), (140, 78500), (157, 70000), (175, 62800), (200, 54950), (250, 43960), (280, 39250), (314, 35000), (350, 31400), (400, 27475), (500, 21980), (560, 19625), (625, 17584), (628, 17500), (700, 15700), (785, 14000), (875, 12560), (1000, 10990), (1099, 10000), (1250, 8792), (1256, 8750), (1400, 7850), (1570, 7000), (1750, 6280), (2000, 5495), (2198, 5000), (2500, 4396), (2512, 4375), (2800, 3925), (3140, 3500)]