2017802090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 4058112960

約数和(自身を除く): 2040310870

約数列:

[1, 2, 5, 10, 19, 31, 38, 43, 62, 86, 95, 155, 190, 215, 257, 310, 430, 514, 589, 817, 961, 1178, 1285, 1333, 1634, 1922, 2570, 2666, 2945, 4085, 4805, 4883, 5890, 6665, 7967, 8170, 9610, 9766, 11051, 13330, 15934, 18259, 22102, 24415, 25327, 36518, 39835, 41323, 48830, 50654, 55255, 79670, 82646, 91295, 110510, 126635, 151373, 182590, 206615, 209969, 246977, 253270, 302746, 342581, 413230, 419938, 493954, 685162, 756865, 785137, 1049845, 1234885, 1513730, 1570274, 1712905, 2099690, 2469770, 3425810, 3925685, 4692563, 6509039, 7851370, 9385126, 10620011, 13018078, 21240022, 23462815, 32545195, 46925630, 53100055, 65090390, 106200110, 201780209, 403560418, 1008901045, 2017802090]

約数ペア:

[(1, 2017802090), (2, 1008901045), (5, 403560418), (10, 201780209), (19, 106200110), (31, 65090390), (38, 53100055), (43, 46925630), (62, 32545195), (86, 23462815), (95, 21240022), (155, 13018078), (190, 10620011), (215, 9385126), (257, 7851370), (310, 6509039), (430, 4692563), (514, 3925685), (589, 3425810), (817, 2469770), (961, 2099690), (1178, 1712905), (1285, 1570274), (1333, 1513730), (1634, 1234885), (1922, 1049845), (2570, 785137), (2666, 756865), (2945, 685162), (4085, 493954), (4805, 419938), (4883, 413230), (5890, 342581), (6665, 302746), (7967, 253270), (8170, 246977), (9610, 209969), (9766, 206615), (11051, 182590), (13330, 151373), (15934, 126635), (18259, 110510), (22102, 91295), (24415, 82646), (25327, 79670), (36518, 55255), (39835, 50654), (41323, 48830)]