2809820160020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1895479}}^1$

素因数の和:1895637

約数の個数: 96

約数和(自身を含む): 6419763302400

約数和(自身を除く): 3609943142380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 83, 94, 95, 166, 188, 190, 235, 332, 380, 415, 470, 830, 893, 940, 1577, 1660, 1786, 3154, 3572, 3901, 4465, 6308, 7802, 7885, 8930, 15604, 15770, 17860, 19505, 31540, 39010, 74119, 78020, 148238, 296476, 370595, 741190, 1482380, 1895479, 3790958, 7581916, 9477395, 18954790, 36014101, 37909580, 72028202, 89087513, 144056404, 157324757, 178175026, 180070505, 314649514, 356350052, 360141010, 445437565, 629299028, 720282020, 786623785, 890875130, 1573247570, 1692662747, 1781750260, 2989170383, 3146495140, 3385325494, 5978340766, 6770650988, 7394263579, 8463313735, 11956681532, 14788527158, 14945851915, 16926627470, 29577054316, 29891703830, 33853254940, 36971317895, 59783407660, 73942635790, 140491008001, 147885271580, 280982016002, 561964032004, 702455040005, 1404910080010, 2809820160020]

約数ペア:

[(1, 2809820160020), (2, 1404910080010), (4, 702455040005), (5, 561964032004), (10, 280982016002), (19, 147885271580), (20, 140491008001), (38, 73942635790), (47, 59783407660), (76, 36971317895), (83, 33853254940), (94, 29891703830), (95, 29577054316), (166, 16926627470), (188, 14945851915), (190, 14788527158), (235, 11956681532), (332, 8463313735), (380, 7394263579), (415, 6770650988), (470, 5978340766), (830, 3385325494), (893, 3146495140), (940, 2989170383), (1577, 1781750260), (1660, 1692662747), (1786, 1573247570), (3154, 890875130), (3572, 786623785), (3901, 720282020), (4465, 629299028), (6308, 445437565), (7802, 360141010), (7885, 356350052), (8930, 314649514), (15604, 180070505), (15770, 178175026), (17860, 157324757), (19505, 144056404), (31540, 89087513), (39010, 72028202), (74119, 37909580), (78020, 36014101), (148238, 18954790), (296476, 9477395), (370595, 7581916), (741190, 3790958), (1482380, 1895479)]