1946000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{139}}^1$

素因数の和:169

約数の個数: 80

約数和(自身を含む): 5416320

約数和(自身を除く): 3470320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 139, 140, 175, 200, 250, 278, 280, 350, 400, 500, 556, 560, 695, 700, 875, 973, 1000, 1112, 1390, 1400, 1750, 1946, 2000, 2224, 2780, 2800, 3475, 3500, 3892, 4865, 5560, 6950, 7000, 7784, 9730, 11120, 13900, 14000, 15568, 17375, 19460, 24325, 27800, 34750, 38920, 48650, 55600, 69500, 77840, 97300, 121625, 139000, 194600, 243250, 278000, 389200, 486500, 973000, 1946000]

約数ペア:

[(1, 1946000), (2, 973000), (4, 486500), (5, 389200), (7, 278000), (8, 243250), (10, 194600), (14, 139000), (16, 121625), (20, 97300), (25, 77840), (28, 69500), (35, 55600), (40, 48650), (50, 38920), (56, 34750), (70, 27800), (80, 24325), (100, 19460), (112, 17375), (125, 15568), (139, 14000), (140, 13900), (175, 11120), (200, 9730), (250, 7784), (278, 7000), (280, 6950), (350, 5560), (400, 4865), (500, 3892), (556, 3500), (560, 3475), (695, 2800), (700, 2780), (875, 2224), (973, 2000), (1000, 1946), (1112, 1750), (1390, 1400)]