201814840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{773}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 466443360

約数和(自身を除く): 264628520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 107, 122, 214, 244, 305, 428, 488, 535, 610, 773, 856, 1070, 1220, 1546, 2140, 2440, 3092, 3865, 4280, 6184, 6527, 7730, 13054, 15460, 26108, 30920, 32635, 47153, 52216, 65270, 82711, 94306, 130540, 165422, 188612, 235765, 261080, 330844, 377224, 413555, 471530, 661688, 827110, 943060, 1654220, 1886120, 3308440, 5045371, 10090742, 20181484, 25226855, 40362968, 50453710, 100907420, 201814840]

約数ペア:

[(1, 201814840), (2, 100907420), (4, 50453710), (5, 40362968), (8, 25226855), (10, 20181484), (20, 10090742), (40, 5045371), (61, 3308440), (107, 1886120), (122, 1654220), (214, 943060), (244, 827110), (305, 661688), (428, 471530), (488, 413555), (535, 377224), (610, 330844), (773, 261080), (856, 235765), (1070, 188612), (1220, 165422), (1546, 130540), (2140, 94306), (2440, 82711), (3092, 65270), (3865, 52216), (4280, 47153), (6184, 32635), (6527, 30920), (7730, 26108), (13054, 15460)]