28748390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1033}}^1$

素因数の和:1085

約数の個数: 48

約数和(自身を含む): 59409504

約数和(自身を除く): 30661114

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1033, 1210, 1265, 2066, 2530, 2783, 5165, 5566, 10330, 11363, 13915, 22726, 23759, 27830, 47518, 56815, 113630, 118795, 124993, 237590, 249986, 261349, 522698, 624965, 1249930, 1306745, 2613490, 2874839, 5749678, 14374195, 28748390]

約数ペア:

[(1, 28748390), (2, 14374195), (5, 5749678), (10, 2874839), (11, 2613490), (22, 1306745), (23, 1249930), (46, 624965), (55, 522698), (110, 261349), (115, 249986), (121, 237590), (230, 124993), (242, 118795), (253, 113630), (506, 56815), (605, 47518), (1033, 27830), (1210, 23759), (1265, 22726), (2066, 13915), (2530, 11363), (2783, 10330), (5165, 5566)]