20271900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6143}}^1$

素因数の和:6171

約数の個数: 72

約数和(自身を含む): 63995904

約数和(自身を除く): 43724004

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 6143, 12286, 18429, 24572, 30715, 36858, 61430, 67573, 73716, 92145, 122860, 135146, 153575, 184290, 202719, 270292, 307150, 337865, 368580, 405438, 460725, 614300, 675730, 810876, 921450, 1013595, 1351460, 1689325, 1842900, 2027190, 3378650, 4054380, 5067975, 6757300, 10135950, 20271900]

約数ペア:

[(1, 20271900), (2, 10135950), (3, 6757300), (4, 5067975), (5, 4054380), (6, 3378650), (10, 2027190), (11, 1842900), (12, 1689325), (15, 1351460), (20, 1013595), (22, 921450), (25, 810876), (30, 675730), (33, 614300), (44, 460725), (50, 405438), (55, 368580), (60, 337865), (66, 307150), (75, 270292), (100, 202719), (110, 184290), (132, 153575), (150, 135146), (165, 122860), (220, 92145), (275, 73716), (300, 67573), (330, 61430), (550, 36858), (660, 30715), (825, 24572), (1100, 18429), (1650, 12286), (3300, 6143)]