12420650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2053}}^1$

素因数の和:2087

約数の個数: 36

約数和(自身を含む): 25405926

約数和(自身を除く): 12985276

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 2053, 3025, 4106, 6050, 10265, 20530, 22583, 45166, 51325, 102650, 112915, 225830, 248413, 496826, 564575, 1129150, 1242065, 2484130, 6210325, 12420650]

約数ペア:

[(1, 12420650), (2, 6210325), (5, 2484130), (10, 1242065), (11, 1129150), (22, 564575), (25, 496826), (50, 248413), (55, 225830), (110, 112915), (121, 102650), (242, 51325), (275, 45166), (550, 22583), (605, 20530), (1210, 10265), (2053, 6050), (3025, 4106)]