201118940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{2027}}^1$

素因数の和:2099

約数の個数: 72

約数和(自身を含む): 475793136

約数和(自身を除く): 274674196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 820, 902, 1210, 1804, 2027, 2255, 2420, 4054, 4510, 4961, 8108, 9020, 9922, 10135, 19844, 20270, 22297, 24805, 40540, 44594, 49610, 83107, 89188, 99220, 111485, 166214, 222970, 245267, 332428, 415535, 445940, 490534, 831070, 914177, 981068, 1226335, 1662140, 1828354, 2452670, 3656708, 4570885, 4905340, 9141770, 10055947, 18283540, 20111894, 40223788, 50279735, 100559470, 201118940]

約数ペア:

[(1, 201118940), (2, 100559470), (4, 50279735), (5, 40223788), (10, 20111894), (11, 18283540), (20, 10055947), (22, 9141770), (41, 4905340), (44, 4570885), (55, 3656708), (82, 2452670), (110, 1828354), (121, 1662140), (164, 1226335), (205, 981068), (220, 914177), (242, 831070), (410, 490534), (451, 445940), (484, 415535), (605, 332428), (820, 245267), (902, 222970), (1210, 166214), (1804, 111485), (2027, 99220), (2255, 89188), (2420, 83107), (4054, 49610), (4510, 44594), (4961, 40540), (8108, 24805), (9020, 22297), (9922, 20270), (10135, 19844)]