19647100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 47528208

約数和(自身を除く): 27881108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 53, 55, 100, 106, 110, 212, 220, 265, 275, 337, 530, 550, 583, 674, 1060, 1100, 1166, 1325, 1348, 1685, 2332, 2650, 2915, 3370, 3707, 5300, 5830, 6740, 7414, 8425, 11660, 14575, 14828, 16850, 17861, 18535, 29150, 33700, 35722, 37070, 58300, 71444, 74140, 89305, 92675, 178610, 185350, 196471, 357220, 370700, 392942, 446525, 785884, 893050, 982355, 1786100, 1964710, 3929420, 4911775, 9823550, 19647100]

約数ペア:

[(1, 19647100), (2, 9823550), (4, 4911775), (5, 3929420), (10, 1964710), (11, 1786100), (20, 982355), (22, 893050), (25, 785884), (44, 446525), (50, 392942), (53, 370700), (55, 357220), (100, 196471), (106, 185350), (110, 178610), (212, 92675), (220, 89305), (265, 74140), (275, 71444), (337, 58300), (530, 37070), (550, 35722), (583, 33700), (674, 29150), (1060, 18535), (1100, 17861), (1166, 16850), (1325, 14828), (1348, 14575), (1685, 11660), (2332, 8425), (2650, 7414), (2915, 6740), (3370, 5830), (3707, 5300)]