38979080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1907}}^1$

素因数の和:1998

約数の個数: 64

約数和(自身を含む): 101658240

約数和(自身を除く): 62679160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 1907, 2044, 2555, 2920, 3814, 4088, 5110, 7628, 9535, 10220, 13349, 15256, 19070, 20440, 26698, 38140, 53396, 66745, 76280, 106792, 133490, 139211, 266980, 278422, 533960, 556844, 696055, 974477, 1113688, 1392110, 1948954, 2784220, 3897908, 4872385, 5568440, 7795816, 9744770, 19489540, 38979080]

約数ペア:

[(1, 38979080), (2, 19489540), (4, 9744770), (5, 7795816), (7, 5568440), (8, 4872385), (10, 3897908), (14, 2784220), (20, 1948954), (28, 1392110), (35, 1113688), (40, 974477), (56, 696055), (70, 556844), (73, 533960), (140, 278422), (146, 266980), (280, 139211), (292, 133490), (365, 106792), (511, 76280), (584, 66745), (730, 53396), (1022, 38140), (1460, 26698), (1907, 20440), (2044, 19070), (2555, 15256), (2920, 13349), (3814, 10220), (4088, 9535), (5110, 7628)]