2890984520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1\times {\mathrm{3733}}^1$

素因数の和:4782

約数の個数: 64

約数和(自身を含む): 6855624000

約数和(自身を除く): 3964639480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1019, 2038, 3733, 4076, 5095, 7466, 8152, 10190, 14932, 18665, 19361, 20380, 29864, 37330, 38722, 40760, 70927, 74660, 77444, 96805, 141854, 149320, 154888, 193610, 283708, 354635, 387220, 567416, 709270, 774440, 1418540, 2837080, 3803927, 7607854, 15215708, 19019635, 30431416, 38039270, 72274613, 76078540, 144549226, 152157080, 289098452, 361373065, 578196904, 722746130, 1445492260, 2890984520]

約数ペア:

[(1, 2890984520), (2, 1445492260), (4, 722746130), (5, 578196904), (8, 361373065), (10, 289098452), (19, 152157080), (20, 144549226), (38, 76078540), (40, 72274613), (76, 38039270), (95, 30431416), (152, 19019635), (190, 15215708), (380, 7607854), (760, 3803927), (1019, 2837080), (2038, 1418540), (3733, 774440), (4076, 709270), (5095, 567416), (7466, 387220), (8152, 354635), (10190, 283708), (14932, 193610), (18665, 154888), (19361, 149320), (20380, 141854), (29864, 96805), (37330, 77444), (38722, 74660), (40760, 70927)]