5731688440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 13503283200

約数和(自身を除く): 7771594760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 191, 215, 239, 292, 344, 365, 382, 430, 478, 584, 730, 764, 860, 955, 956, 1195, 1460, 1528, 1720, 1910, 1912, 2390, 2920, 3139, 3820, 4780, 6278, 7640, 8213, 9560, 10277, 12556, 13943, 15695, 16426, 17447, 20554, 25112, 27886, 31390, 32852, 34894, 41065, 41108, 45649, 51385, 55772, 62780, 65704, 69715, 69788, 82130, 82216, 87235, 91298, 102770, 111544, 125560, 139430, 139576, 164260, 174470, 182596, 205540, 228245, 278860, 328520, 348940, 365192, 411080, 456490, 557720, 599549, 697880, 750221, 912980, 1199098, 1500442, 1825960, 1962907, 2398196, 2997745, 3000884, 3332377, 3751105, 3925814, 4796392, 5995490, 6001768, 6664754, 7502210, 7851628, 9814535, 11990980, 13329508, 15004420, 15703256, 16661885, 19629070, 23981960, 26659016, 30008840, 33323770, 39258140, 66647540, 78516280, 133295080, 143292211, 286584422, 573168844, 716461055, 1146337688, 1432922110, 2865844220, 5731688440]

約数ペア:

[(1, 5731688440), (2, 2865844220), (4, 1432922110), (5, 1146337688), (8, 716461055), (10, 573168844), (20, 286584422), (40, 143292211), (43, 133295080), (73, 78516280), (86, 66647540), (146, 39258140), (172, 33323770), (191, 30008840), (215, 26659016), (239, 23981960), (292, 19629070), (344, 16661885), (365, 15703256), (382, 15004420), (430, 13329508), (478, 11990980), (584, 9814535), (730, 7851628), (764, 7502210), (860, 6664754), (955, 6001768), (956, 5995490), (1195, 4796392), (1460, 3925814), (1528, 3751105), (1720, 3332377), (1910, 3000884), (1912, 2997745), (2390, 2398196), (2920, 1962907), (3139, 1825960), (3820, 1500442), (4780, 1199098), (6278, 912980), (7640, 750221), (8213, 697880), (9560, 599549), (10277, 557720), (12556, 456490), (13943, 411080), (15695, 365192), (16426, 348940), (17447, 328520), (20554, 278860), (25112, 228245), (27886, 205540), (31390, 182596), (32852, 174470), (34894, 164260), (41065, 139576), (41108, 139430), (45649, 125560), (51385, 111544), (55772, 102770), (62780, 91298), (65704, 87235), (69715, 82216), (69788, 82130)]