18023600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 51017568

約数和(自身を除く): 32993968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 41, 50, 56, 70, 80, 82, 100, 112, 140, 157, 164, 175, 200, 205, 280, 287, 314, 328, 350, 400, 410, 560, 574, 628, 656, 700, 785, 820, 1025, 1099, 1148, 1256, 1400, 1435, 1570, 1640, 2050, 2198, 2296, 2512, 2800, 2870, 3140, 3280, 3925, 4100, 4396, 4592, 5495, 5740, 6280, 6437, 7175, 7850, 8200, 8792, 10990, 11480, 12560, 12874, 14350, 15700, 16400, 17584, 21980, 22960, 25748, 27475, 28700, 31400, 32185, 43960, 45059, 51496, 54950, 57400, 62800, 64370, 87920, 90118, 102992, 109900, 114800, 128740, 160925, 180236, 219800, 225295, 257480, 321850, 360472, 439600, 450590, 514960, 643700, 720944, 901180, 1126475, 1287400, 1802360, 2252950, 2574800, 3604720, 4505900, 9011800, 18023600]

約数ペア:

[(1, 18023600), (2, 9011800), (4, 4505900), (5, 3604720), (7, 2574800), (8, 2252950), (10, 1802360), (14, 1287400), (16, 1126475), (20, 901180), (25, 720944), (28, 643700), (35, 514960), (40, 450590), (41, 439600), (50, 360472), (56, 321850), (70, 257480), (80, 225295), (82, 219800), (100, 180236), (112, 160925), (140, 128740), (157, 114800), (164, 109900), (175, 102992), (200, 90118), (205, 87920), (280, 64370), (287, 62800), (314, 57400), (328, 54950), (350, 51496), (400, 45059), (410, 43960), (560, 32185), (574, 31400), (628, 28700), (656, 27475), (700, 25748), (785, 22960), (820, 21980), (1025, 17584), (1099, 16400), (1148, 15700), (1256, 14350), (1400, 12874), (1435, 12560), (1570, 11480), (1640, 10990), (2050, 8792), (2198, 8200), (2296, 7850), (2512, 7175), (2800, 6437), (2870, 6280), (3140, 5740), (3280, 5495), (3925, 4592), (4100, 4396)]