4865000

素因数分解:

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

素因数の和:172

約数の個数: 80

約数和(自身を含む): 13120800

約数和(自身を除く): 8255800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 139, 140, 175, 200, 250, 278, 280, 350, 500, 556, 625, 695, 700, 875, 973, 1000, 1112, 1250, 1390, 1400, 1750, 1946, 2500, 2780, 3475, 3500, 3892, 4375, 4865, 5000, 5560, 6950, 7000, 7784, 8750, 9730, 13900, 17375, 17500, 19460, 24325, 27800, 34750, 35000, 38920, 48650, 69500, 86875, 97300, 121625, 139000, 173750, 194600, 243250, 347500, 486500, 608125, 695000, 973000, 1216250, 2432500, 4865000]

約数ペア:

[(1, 4865000), (2, 2432500), (4, 1216250), (5, 973000), (7, 695000), (8, 608125), (10, 486500), (14, 347500), (20, 243250), (25, 194600), (28, 173750), (35, 139000), (40, 121625), (50, 97300), (56, 86875), (70, 69500), (100, 48650), (125, 38920), (139, 35000), (140, 34750), (175, 27800), (200, 24325), (250, 19460), (278, 17500), (280, 17375), (350, 13900), (500, 9730), (556, 8750), (625, 7784), (695, 7000), (700, 6950), (875, 5560), (973, 5000), (1000, 4865), (1112, 4375), (1250, 3892), (1390, 3500), (1400, 3475), (1750, 2780), (1946, 2500)]