1867372280

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 4237928640

約数和(自身を除く): 2370556360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 373, 487, 514, 746, 974, 1028, 1285, 1492, 1865, 1948, 2056, 2435, 2570, 2984, 3730, 3896, 4870, 5140, 7460, 9740, 10280, 14920, 19480, 95861, 125159, 181651, 191722, 250318, 363302, 383444, 479305, 500636, 625795, 726604, 766888, 908255, 958610, 1001272, 1251590, 1453208, 1816510, 1917220, 2503180, 3633020, 3834440, 5006360, 7266040, 46684307, 93368614, 186737228, 233421535, 373474456, 466843070, 933686140, 1867372280]

約数ペア:

[(1, 1867372280), (2, 933686140), (4, 466843070), (5, 373474456), (8, 233421535), (10, 186737228), (20, 93368614), (40, 46684307), (257, 7266040), (373, 5006360), (487, 3834440), (514, 3633020), (746, 2503180), (974, 1917220), (1028, 1816510), (1285, 1453208), (1492, 1251590), (1865, 1001272), (1948, 958610), (2056, 908255), (2435, 766888), (2570, 726604), (2984, 625795), (3730, 500636), (3896, 479305), (4870, 383444), (5140, 363302), (7460, 250318), (9740, 191722), (10280, 181651), (14920, 125159), (19480, 95861)]