28926520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 80870400

約数和(自身を除く): 51943880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 59, 68, 70, 85, 103, 118, 119, 136, 140, 170, 206, 236, 238, 280, 295, 340, 412, 413, 472, 476, 515, 590, 595, 680, 721, 824, 826, 952, 1003, 1030, 1180, 1190, 1442, 1652, 1751, 2006, 2060, 2065, 2360, 2380, 2884, 3304, 3502, 3605, 4012, 4120, 4130, 4760, 5015, 5768, 6077, 7004, 7021, 7210, 8024, 8260, 8755, 10030, 12154, 12257, 14008, 14042, 14420, 16520, 17510, 20060, 24308, 24514, 28084, 28840, 30385, 35020, 35105, 40120, 42539, 48616, 49028, 56168, 60770, 61285, 70040, 70210, 85078, 98056, 103309, 121540, 122570, 140420, 170156, 206618, 212695, 243080, 245140, 280840, 340312, 413236, 425390, 490280, 516545, 723163, 826472, 850780, 1033090, 1446326, 1701560, 2066180, 2892652, 3615815, 4132360, 5785304, 7231630, 14463260, 28926520]

約数ペア:

[(1, 28926520), (2, 14463260), (4, 7231630), (5, 5785304), (7, 4132360), (8, 3615815), (10, 2892652), (14, 2066180), (17, 1701560), (20, 1446326), (28, 1033090), (34, 850780), (35, 826472), (40, 723163), (56, 516545), (59, 490280), (68, 425390), (70, 413236), (85, 340312), (103, 280840), (118, 245140), (119, 243080), (136, 212695), (140, 206618), (170, 170156), (206, 140420), (236, 122570), (238, 121540), (280, 103309), (295, 98056), (340, 85078), (412, 70210), (413, 70040), (472, 61285), (476, 60770), (515, 56168), (590, 49028), (595, 48616), (680, 42539), (721, 40120), (824, 35105), (826, 35020), (952, 30385), (1003, 28840), (1030, 28084), (1180, 24514), (1190, 24308), (1442, 20060), (1652, 17510), (1751, 16520), (2006, 14420), (2060, 14042), (2065, 14008), (2360, 12257), (2380, 12154), (2884, 10030), (3304, 8755), (3502, 8260), (3605, 8024), (4012, 7210), (4120, 7021), (4130, 7004), (4760, 6077), (5015, 5768)]