201943780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 468840960

約数和(自身を除く): 266897180

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 53, 74, 76, 95, 106, 148, 185, 190, 212, 265, 271, 370, 380, 530, 542, 703, 740, 1007, 1060, 1084, 1355, 1406, 1961, 2014, 2710, 2812, 3515, 3922, 4028, 5035, 5149, 5420, 7030, 7844, 9805, 10027, 10070, 10298, 14060, 14363, 19610, 20054, 20140, 20596, 25745, 28726, 37259, 39220, 40108, 50135, 51490, 57452, 71815, 74518, 100270, 102980, 143630, 149036, 186295, 190513, 200540, 272897, 287260, 372590, 381026, 531431, 545794, 745180, 762052, 952565, 1062862, 1091588, 1364485, 1905130, 2125724, 2657155, 2728970, 3810260, 5314310, 5457940, 10097189, 10628620, 20194378, 40388756, 50485945, 100971890, 201943780]

約数ペア:

[(1, 201943780), (2, 100971890), (4, 50485945), (5, 40388756), (10, 20194378), (19, 10628620), (20, 10097189), (37, 5457940), (38, 5314310), (53, 3810260), (74, 2728970), (76, 2657155), (95, 2125724), (106, 1905130), (148, 1364485), (185, 1091588), (190, 1062862), (212, 952565), (265, 762052), (271, 745180), (370, 545794), (380, 531431), (530, 381026), (542, 372590), (703, 287260), (740, 272897), (1007, 200540), (1060, 190513), (1084, 186295), (1355, 149036), (1406, 143630), (1961, 102980), (2014, 100270), (2710, 74518), (2812, 71815), (3515, 57452), (3922, 51490), (4028, 50135), (5035, 40108), (5149, 39220), (5420, 37259), (7030, 28726), (7844, 25745), (9805, 20596), (10027, 20140), (10070, 20054), (10298, 19610), (14060, 14363)]