2027672020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 4966508736

約数和(自身を除く): 2938836716

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 211, 220, 242, 361, 380, 418, 422, 484, 605, 722, 836, 844, 1045, 1055, 1210, 1331, 1444, 1805, 2090, 2110, 2299, 2321, 2420, 2662, 3610, 3971, 4009, 4180, 4220, 4598, 4642, 5324, 6655, 7220, 7942, 8018, 9196, 9284, 11495, 11605, 13310, 15884, 16036, 19855, 20045, 22990, 23210, 25289, 25531, 26620, 39710, 40090, 43681, 44099, 45980, 46420, 50578, 51062, 76171, 79420, 80180, 87362, 88198, 101156, 102124, 126445, 127655, 152342, 174724, 176396, 218405, 220495, 252890, 255310, 280841, 304684, 380855, 436810, 440990, 480491, 485089, 505780, 510620, 561682, 761710, 837881, 873620, 881980, 960982, 970178, 1123364, 1404205, 1523420, 1675762, 1921964, 1940356, 2402455, 2425445, 2808410, 3351524, 4189405, 4804910, 4850890, 5335979, 5616820, 8378810, 9216691, 9609820, 9701780, 10671958, 16757620, 18433382, 21343916, 26679895, 36866764, 46083455, 53359790, 92166910, 101383601, 106719580, 184333820, 202767202, 405534404, 506918005, 1013836010, 2027672020]

約数ペア:

[(1, 2027672020), (2, 1013836010), (4, 506918005), (5, 405534404), (10, 202767202), (11, 184333820), (19, 106719580), (20, 101383601), (22, 92166910), (38, 53359790), (44, 46083455), (55, 36866764), (76, 26679895), (95, 21343916), (110, 18433382), (121, 16757620), (190, 10671958), (209, 9701780), (211, 9609820), (220, 9216691), (242, 8378810), (361, 5616820), (380, 5335979), (418, 4850890), (422, 4804910), (484, 4189405), (605, 3351524), (722, 2808410), (836, 2425445), (844, 2402455), (1045, 1940356), (1055, 1921964), (1210, 1675762), (1331, 1523420), (1444, 1404205), (1805, 1123364), (2090, 970178), (2110, 960982), (2299, 881980), (2321, 873620), (2420, 837881), (2662, 761710), (3610, 561682), (3971, 510620), (4009, 505780), (4180, 485089), (4220, 480491), (4598, 440990), (4642, 436810), (5324, 380855), (6655, 304684), (7220, 280841), (7942, 255310), (8018, 252890), (9196, 220495), (9284, 218405), (11495, 176396), (11605, 174724), (13310, 152342), (15884, 127655), (16036, 126445), (19855, 102124), (20045, 101156), (22990, 88198), (23210, 87362), (25289, 80180), (25531, 79420), (26620, 76171), (39710, 51062), (40090, 50578), (43681, 46420), (44099, 45980)]