1949203900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{6343}}^1$

素因数の和:6803

約数の個数: 72

約数和(自身を含む): 4845800960

約数和(自身を除く): 2896597060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 439, 700, 878, 1756, 2195, 3073, 4390, 6146, 6343, 8780, 10975, 12292, 12686, 15365, 21950, 25372, 30730, 31715, 43900, 44401, 61460, 63430, 76825, 88802, 126860, 153650, 158575, 177604, 222005, 307300, 317150, 444010, 634300, 888020, 1110025, 2220050, 2784577, 4440100, 5569154, 11138308, 13922885, 19492039, 27845770, 38984078, 55691540, 69614425, 77968156, 97460195, 139228850, 194920390, 278457700, 389840780, 487300975, 974601950, 1949203900]

約数ペア:

[(1, 1949203900), (2, 974601950), (4, 487300975), (5, 389840780), (7, 278457700), (10, 194920390), (14, 139228850), (20, 97460195), (25, 77968156), (28, 69614425), (35, 55691540), (50, 38984078), (70, 27845770), (100, 19492039), (140, 13922885), (175, 11138308), (350, 5569154), (439, 4440100), (700, 2784577), (878, 2220050), (1756, 1110025), (2195, 888020), (3073, 634300), (4390, 444010), (6146, 317150), (6343, 307300), (8780, 222005), (10975, 177604), (12292, 158575), (12686, 153650), (15365, 126860), (21950, 88802), (25372, 76825), (30730, 63430), (31715, 61460), (43900, 44401)]