2838990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1229}}^1$

素因数の和:1257

約数の個数: 64

約数和(自身を含む): 8501760

約数和(自身を除く): 5662770

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 1229, 2310, 2458, 3687, 6145, 7374, 8603, 12290, 13519, 17206, 18435, 25809, 27038, 36870, 40557, 43015, 51618, 67595, 81114, 86030, 94633, 129045, 135190, 189266, 202785, 258090, 283899, 405570, 473165, 567798, 946330, 1419495, 2838990]

約数ペア:

[(1, 2838990), (2, 1419495), (3, 946330), (5, 567798), (6, 473165), (7, 405570), (10, 283899), (11, 258090), (14, 202785), (15, 189266), (21, 135190), (22, 129045), (30, 94633), (33, 86030), (35, 81114), (42, 67595), (55, 51618), (66, 43015), (70, 40557), (77, 36870), (105, 27038), (110, 25809), (154, 18435), (165, 17206), (210, 13519), (231, 12290), (330, 8603), (385, 7374), (462, 6145), (770, 3687), (1155, 2458), (1229, 2310)]