18214000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{1301}}^1$

素因数の和:1331

約数の個数: 80

約数和(自身を含む): 50371776

約数和(自身を除く): 32157776

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, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1301, 1400, 1750, 2000, 2602, 2800, 3500, 5204, 6505, 7000, 9107, 10408, 13010, 14000, 18214, 20816, 26020, 32525, 36428, 45535, 52040, 65050, 72856, 91070, 104080, 130100, 145712, 162625, 182140, 227675, 260200, 325250, 364280, 455350, 520400, 650500, 728560, 910700, 1138375, 1301000, 1821400, 2276750, 2602000, 3642800, 4553500, 9107000, 18214000]

約数ペア:

[(1, 18214000), (2, 9107000), (4, 4553500), (5, 3642800), (7, 2602000), (8, 2276750), (10, 1821400), (14, 1301000), (16, 1138375), (20, 910700), (25, 728560), (28, 650500), (35, 520400), (40, 455350), (50, 364280), (56, 325250), (70, 260200), (80, 227675), (100, 182140), (112, 162625), (125, 145712), (140, 130100), (175, 104080), (200, 91070), (250, 72856), (280, 65050), (350, 52040), (400, 45535), (500, 36428), (560, 32525), (700, 26020), (875, 20816), (1000, 18214), (1301, 14000), (1400, 13010), (1750, 10408), (2000, 9107), (2602, 7000), (2800, 6505), (3500, 5204)]