15421000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{2203}}^1$

素因数の和:2231

約数の個数: 64

約数和(自身を含む): 41258880

約数和(自身を除く): 25837880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 2203, 3500, 4406, 7000, 8812, 11015, 15421, 17624, 22030, 30842, 44060, 55075, 61684, 77105, 88120, 110150, 123368, 154210, 220300, 275375, 308420, 385525, 440600, 550750, 616840, 771050, 1101500, 1542100, 1927625, 2203000, 3084200, 3855250, 7710500, 15421000]

約数ペア:

[(1, 15421000), (2, 7710500), (4, 3855250), (5, 3084200), (7, 2203000), (8, 1927625), (10, 1542100), (14, 1101500), (20, 771050), (25, 616840), (28, 550750), (35, 440600), (40, 385525), (50, 308420), (56, 275375), (70, 220300), (100, 154210), (125, 123368), (140, 110150), (175, 88120), (200, 77105), (250, 61684), (280, 55075), (350, 44060), (500, 30842), (700, 22030), (875, 17624), (1000, 15421), (1400, 11015), (1750, 8812), (2203, 7000), (3500, 4406)]