20573850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 57335616

約数和(自身を除く): 36761766

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 37, 50, 55, 66, 74, 75, 110, 111, 150, 165, 185, 222, 275, 330, 337, 370, 407, 550, 555, 674, 814, 825, 925, 1011, 1110, 1221, 1650, 1685, 1850, 2022, 2035, 2442, 2775, 3370, 3707, 4070, 5055, 5550, 6105, 7414, 8425, 10110, 10175, 11121, 12210, 12469, 16850, 18535, 20350, 22242, 24938, 25275, 30525, 37070, 37407, 50550, 55605, 61050, 62345, 74814, 92675, 111210, 124690, 137159, 185350, 187035, 274318, 278025, 311725, 374070, 411477, 556050, 623450, 685795, 822954, 935175, 1371590, 1870350, 2057385, 3428975, 4114770, 6857950, 10286925, 20573850]

約数ペア:

[(1, 20573850), (2, 10286925), (3, 6857950), (5, 4114770), (6, 3428975), (10, 2057385), (11, 1870350), (15, 1371590), (22, 935175), (25, 822954), (30, 685795), (33, 623450), (37, 556050), (50, 411477), (55, 374070), (66, 311725), (74, 278025), (75, 274318), (110, 187035), (111, 185350), (150, 137159), (165, 124690), (185, 111210), (222, 92675), (275, 74814), (330, 62345), (337, 61050), (370, 55605), (407, 50550), (550, 37407), (555, 37070), (674, 30525), (814, 25275), (825, 24938), (925, 22242), (1011, 20350), (1110, 18535), (1221, 16850), (1650, 12469), (1685, 12210), (1850, 11121), (2022, 10175), (2035, 10110), (2442, 8425), (2775, 7414), (3370, 6105), (3707, 5550), (4070, 5055)]