2020804995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1051}}^1$

素因数の和:1384

約数の個数: 64

約数和(自身を含む): 3626016768

約数和(自身を除く): 1605211773

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 271, 473, 645, 813, 1051, 1355, 1419, 2365, 2981, 3153, 4065, 5255, 7095, 8943, 11561, 11653, 14905, 15765, 34683, 34959, 44715, 45193, 57805, 58265, 128183, 135579, 173415, 174795, 225965, 284821, 384549, 497123, 640915, 677895, 854463, 1424105, 1491369, 1922745, 2485615, 3133031, 4272315, 7456845, 9399093, 12247303, 15665155, 36741909, 46995465, 61236515, 134720333, 183709545, 404160999, 673601665, 2020804995]

約数ペア:

[(1, 2020804995), (3, 673601665), (5, 404160999), (11, 183709545), (15, 134720333), (33, 61236515), (43, 46995465), (55, 36741909), (129, 15665155), (165, 12247303), (215, 9399093), (271, 7456845), (473, 4272315), (645, 3133031), (813, 2485615), (1051, 1922745), (1355, 1491369), (1419, 1424105), (2365, 854463), (2981, 677895), (3153, 640915), (4065, 497123), (5255, 384549), (7095, 284821), (8943, 225965), (11561, 174795), (11653, 173415), (14905, 135579), (15765, 128183), (34683, 58265), (34959, 57805), (44715, 45193)]