2255708620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 5441657760

約数和(自身を除く): 3185949140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 53, 55, 86, 106, 110, 121, 172, 212, 215, 220, 242, 265, 409, 430, 473, 484, 530, 583, 605, 818, 860, 946, 1060, 1166, 1210, 1636, 1892, 2045, 2279, 2332, 2365, 2420, 2915, 4090, 4499, 4558, 4730, 5203, 5830, 6413, 8180, 8998, 9116, 9460, 10406, 11395, 11660, 12826, 17587, 17996, 20812, 21677, 22495, 22790, 25069, 25652, 26015, 32065, 35174, 43354, 44990, 45580, 49489, 50138, 52030, 64130, 70348, 86708, 87935, 89980, 98978, 100276, 104060, 108385, 125345, 128260, 175870, 193457, 197956, 216770, 238447, 247445, 250690, 275759, 351740, 386914, 433540, 476894, 494890, 501380, 551518, 773828, 932111, 953788, 967285, 989780, 1103036, 1192235, 1378795, 1864222, 1934570, 2128027, 2384470, 2622917, 2757590, 3728444, 3869140, 4256054, 4660555, 4768940, 5245834, 5515180, 8512108, 9321110, 10253221, 10491668, 10640135, 13114585, 18642220, 20506442, 21280270, 26229170, 41012884, 42560540, 51266105, 52458340, 102532210, 112785431, 205064420, 225570862, 451141724, 563927155, 1127854310, 2255708620]

約数ペア:

[(1, 2255708620), (2, 1127854310), (4, 563927155), (5, 451141724), (10, 225570862), (11, 205064420), (20, 112785431), (22, 102532210), (43, 52458340), (44, 51266105), (53, 42560540), (55, 41012884), (86, 26229170), (106, 21280270), (110, 20506442), (121, 18642220), (172, 13114585), (212, 10640135), (215, 10491668), (220, 10253221), (242, 9321110), (265, 8512108), (409, 5515180), (430, 5245834), (473, 4768940), (484, 4660555), (530, 4256054), (583, 3869140), (605, 3728444), (818, 2757590), (860, 2622917), (946, 2384470), (1060, 2128027), (1166, 1934570), (1210, 1864222), (1636, 1378795), (1892, 1192235), (2045, 1103036), (2279, 989780), (2332, 967285), (2365, 953788), (2420, 932111), (2915, 773828), (4090, 551518), (4499, 501380), (4558, 494890), (4730, 476894), (5203, 433540), (5830, 386914), (6413, 351740), (8180, 275759), (8998, 250690), (9116, 247445), (9460, 238447), (10406, 216770), (11395, 197956), (11660, 193457), (12826, 175870), (17587, 128260), (17996, 125345), (20812, 108385), (21677, 104060), (22495, 100276), (22790, 98978), (25069, 89980), (25652, 87935), (26015, 86708), (32065, 70348), (35174, 64130), (43354, 52030), (44990, 50138), (45580, 49489)]